diff --git a/client/web/src/repo/RepoRevisionSidebar.tsx b/client/web/src/repo/RepoRevisionSidebar.tsx
index 5cabfd11203..8cac54b1316 100644
--- a/client/web/src/repo/RepoRevisionSidebar.tsx
+++ b/client/web/src/repo/RepoRevisionSidebar.tsx
@@ -4,7 +4,6 @@ import { mdiChevronDoubleRight, mdiChevronDoubleLeft } from '@mdi/js'
 import classNames from 'classnames'
 import * as H from 'history'
 
-import { isErrorLike } from '@sourcegraph/common'
 import { Scalars } from '@sourcegraph/shared/src/graphql-operations'
 import { SettingsCascadeProps } from '@sourcegraph/shared/src/settings/settings'
 import { TelemetryProps } from '@sourcegraph/shared/src/telemetry/telemetryService'
@@ -60,12 +59,6 @@ export const RepoRevisionSidebar: React.FunctionComponent<
     const isWideScreen = useMatchMedia('(min-width: 768px)', false)
     const [isVisible, setIsVisible] = useState(persistedIsVisible && isWideScreen)
 
-    const enableMergedFileSymbolSidebar =
-        props.settingsCascade.final &&
-        !isErrorLike(props.settingsCascade.final) &&
-        props.settingsCascade.final.experimentalFeatures &&
-        props.settingsCascade.final.experimentalFeatures.enableMergedFileSymbolSidebar
-
     const handleSidebarToggle = useCallback(
         (value: boolean) => {
             props.telemetryService.log('FileTreeViewClicked', {
@@ -109,13 +102,9 @@ export const RepoRevisionSidebar: React.FunctionComponent<
                     isAuthenticated={!!props.authenticatedUser}
                     isSourcegraphDotCom={props.isSourcegraphDotCom}
                 />
-                {/* `key` is used to force rerendering the Tabs component when the UI
-                    setting changes. This is necessary to force registering Tabs and
-                    TabPanels properly. */}
                 <Tabs
-                    key={`ui-${enableMergedFileSymbolSidebar}`}
                     className="w-100 test-repo-revision-sidebar pr-3 h-25 d-flex flex-column flex-grow-1"
-                    defaultIndex={enableMergedFileSymbolSidebar ? 0 : persistedTabIndex}
+                    defaultIndex={persistedTabIndex}
                     onChange={setPersistedTabIndex}
                     lazy={true}
                 >
@@ -139,11 +128,9 @@ export const RepoRevisionSidebar: React.FunctionComponent<
                         <Tab data-tab-content="files">
                             <span className="tablist-wrapper--tab-label">Files</span>
                         </Tab>
-                        {!enableMergedFileSymbolSidebar && (
-                            <Tab data-tab-content="symbols">
-                                <span className="tablist-wrapper--tab-label">Symbols</span>
-                            </Tab>
-                        )}
+                        <Tab data-tab-content="symbols">
+                            <span className="tablist-wrapper--tab-label">Symbols</span>
+                        </Tab>
                     </TabList>
                     <div className={classNames('flex w-100 overflow-auto explorer', styles.tabpanels)} tabIndex={-1}>
                         {/* TODO: See if we can render more here, instead of waiting for these props */}
@@ -162,20 +149,17 @@ export const RepoRevisionSidebar: React.FunctionComponent<
                                         activePathIsDir={props.isDir}
                                         sizeKey={`Resizable:${SIZE_STORAGE_KEY}`}
                                         telemetryService={props.telemetryService}
-                                        enableMergedFileSymbolSidebar={!!enableMergedFileSymbolSidebar}
                                     />
                                 </TabPanel>
-                                {!enableMergedFileSymbolSidebar && (
-                                    <TabPanel>
-                                        <RepoRevisionSidebarSymbols
-                                            key="symbols"
-                                            repoID={props.repoID}
-                                            revision={props.revision}
-                                            activePath={props.filePath}
-                                            onHandleSymbolClick={handleSymbolClick}
-                                        />
-                                    </TabPanel>
-                                )}
+                                <TabPanel>
+                                    <RepoRevisionSidebarSymbols
+                                        key="symbols"
+                                        repoID={props.repoID}
+                                        revision={props.revision}
+                                        activePath={props.filePath}
+                                        onHandleSymbolClick={handleSymbolClick}
+                                    />
+                                </TabPanel>
                             </TabPanels>
                         )}
                     </div>
diff --git a/client/web/src/tree/ChildTreeLayer.tsx b/client/web/src/tree/ChildTreeLayer.tsx
index ec5c35b550d..dbbd51e0de2 100644
--- a/client/web/src/tree/ChildTreeLayer.tsx
+++ b/client/web/src/tree/ChildTreeLayer.tsx
@@ -19,7 +19,6 @@ interface ChildTreeLayerProps extends Omit<TreeRootProps, 'sizeKey'> {
     singleChildTreeEntry: SingleChildGitTree
     /** The children entries of a SingleChildTreeLayer. Will be undefined if there is no SingleChildTreeLayer to render. */
     childrenEntries?: SingleChildGitTree[]
-    enableMergedFileSymbolSidebar: boolean
     onHover: (filePath: string) => void
 }
 
@@ -79,7 +78,6 @@ export const ChildTreeLayer: React.FunctionComponent<React.PropsWithChildren<Chi
                                                     isSelected={false}
                                                     isGoUpTreeLink={true}
                                                     customIconPath={mdiFolderOutline}
-                                                    enableMergedFileSymbolSidebar={props.enableMergedFileSymbolSidebar}
                                                 />
                                             )}
                                         </TreeRootContext.Consumer>
@@ -100,7 +98,6 @@ export const ChildTreeLayer: React.FunctionComponent<React.PropsWithChildren<Chi
                                     entryInfo={props.singleChildTreeEntry}
                                     childrenEntries={props.singleChildTreeEntry.children}
                                     telemetryService={props.telemetryService}
-                                    enableMergedFileSymbolSidebar={props.enableMergedFileSymbolSidebar}
                                 />
                             ) : (
                                 props.entries.map((item, index) => (
@@ -112,7 +109,6 @@ export const ChildTreeLayer: React.FunctionComponent<React.PropsWithChildren<Chi
                                         parentPath={item.path}
                                         entryInfo={item}
                                         telemetryService={props.telemetryService}
-                                        enableMergedFileSymbolSidebar={props.enableMergedFileSymbolSidebar}
                                     />
                                 ))
                             )}
diff --git a/client/web/src/tree/File.module.scss b/client/web/src/tree/File.module.scss
deleted file mode 100644
index 3d9622de943..00000000000
--- a/client/web/src/tree/File.module.scss
+++ /dev/null
@@ -1,34 +0,0 @@
-.symbols {
-    background-color: var(--color-bg-2);
-    color: var(--gray-06);
-
-    ul {
-        width: 100%;
-        list-style: none;
-        padding: 0;
-        margin: 0;
-        // Used to prevent margin collapse
-        display: flex;
-        flex-direction: column;
-
-        li {
-            margin: 0.25rem 0;
-        }
-    }
-
-    .link {
-        display: block;
-        padding: 0.25rem;
-        white-space: nowrap;
-        overflow: hidden;
-        text-overflow: ellipsis;
-
-        &--active,
-        &:hover {
-            background-color: var(--color-bg-3);
-            text-decoration: none;
-            color: var(--body-color);
-            border-radius: var(--border-radius);
-        }
-    }
-}
diff --git a/client/web/src/tree/File.tsx b/client/web/src/tree/File.tsx
index 920c1ecf28f..7e2b21242e7 100644
--- a/client/web/src/tree/File.tsx
+++ b/client/web/src/tree/File.tsx
@@ -1,22 +1,13 @@
 /* eslint jsx-a11y/click-events-have-key-events: warn, jsx-a11y/no-static-element-interactions: warn */
 import * as React from 'react'
-import { useEffect, useState } from 'react'
 
 import { mdiSourceRepository, mdiFileDocumentOutline } from '@mdi/js'
-import classNames from 'classnames'
-import * as H from 'history'
-import { escapeRegExp, isEqual } from 'lodash'
-import { NavLink, useLocation } from 'react-router-dom'
 
-import { gql, useQuery } from '@sourcegraph/http-client'
 import { PrefetchableFile } from '@sourcegraph/shared/src/components/PrefetchableFile'
-import { SymbolKind } from '@sourcegraph/shared/src/symbols/SymbolKind'
-import { Icon, LoadingSpinner } from '@sourcegraph/wildcard'
+import { Icon } from '@sourcegraph/wildcard'
 
-import { InlineSymbolsResult } from '../graphql-operations'
 import { fetchBlob, usePrefetchBlobFormat } from '../repo/blob/backend'
 import { useExperimentalFeatures } from '../stores'
-import { parseBrowserRepoURL } from '../util/url'
 
 import {
     TreeLayerCell,
@@ -30,10 +21,8 @@ import {
 } from './components'
 import { MAX_TREE_ENTRIES } from './constants'
 import { useTreeRootContext } from './TreeContext'
-import { TreeLayerProps } from './TreeLayer'
 import { TreeEntryInfo, getTreeItemOffset } from './util'
 
-import styles from './File.module.scss'
 import treeStyles from './Tree.module.scss'
 
 interface FileProps {
@@ -47,7 +36,6 @@ interface FileProps {
     isActive: boolean
     isSelected: boolean
     customIconPath?: string
-    enableMergedFileSymbolSidebar: boolean
     isGoUpTreeLink?: boolean
 }
 
@@ -62,7 +50,6 @@ export const File: React.FunctionComponent<React.PropsWithChildren<FileProps>> =
         noopRowClick,
         depth,
         index,
-        enableMergedFileSymbolSidebar,
         customIconPath,
     } = props
 
@@ -154,155 +141,6 @@ export const File: React.FunctionComponent<React.PropsWithChildren<FileProps>> =
                     )}
                 </TreeLayerCell>
             </TreeRow>
-            {enableMergedFileSymbolSidebar && isActive && <Symbols activePath={entryInfo.path} style={offsetStyle} />}
         </>
     )
 }
-
-export const SYMBOLS_QUERY = gql`
-    query InlineSymbols($repo: ID!, $revision: String!, $includePatterns: [String!]) {
-        node(id: $repo) {
-            __typename
-            ... on Repository {
-                commit(rev: $revision) {
-                    symbols(first: 1000, query: "", includePatterns: $includePatterns) {
-                        ...InlineSymbolConnectionFields
-                    }
-                }
-            }
-        }
-    }
-
-    fragment InlineSymbolConnectionFields on SymbolConnection {
-        __typename
-        nodes {
-            ...InlineSymbolNodeFields
-        }
-    }
-
-    fragment InlineSymbolNodeFields on Symbol {
-        __typename
-        name
-        containerName
-        kind
-        language
-        location {
-            resource {
-                path
-            }
-            range {
-                start {
-                    line
-                    character
-                }
-                end {
-                    line
-                    character
-                }
-            }
-        }
-        url
-    }
-`
-
-interface SymbolsProps
-    extends Pick<TreeLayerProps, 'activePath'>,
-        Pick<React.HTMLAttributes<HTMLDivElement>, 'style'> {}
-
-const Symbols: React.FunctionComponent<SymbolsProps> = ({ activePath, style }) => {
-    const location = useLocation()
-    const { repoID, revision } = useTreeRootContext()
-    const { data, loading, error } = useQuery<InlineSymbolsResult>(SYMBOLS_QUERY, {
-        variables: {
-            repo: repoID,
-            revision,
-            // `includePatterns` expects regexes, so first escape the path.
-            includePatterns: ['^' + escapeRegExp(activePath)],
-        },
-    })
-
-    const currentLocation = parseBrowserRepoURL(H.createPath(location))
-    const isSymbolActive = (symbolUrl: string): boolean => {
-        const symbolLocation = parseBrowserRepoURL(symbolUrl)
-        return (
-            currentLocation.repoName === symbolLocation.repoName &&
-            currentLocation.revision === symbolLocation.revision &&
-            currentLocation.filePath === symbolLocation.filePath &&
-            isEqual(currentLocation.position, symbolLocation.position)
-        )
-    }
-
-    const symbolKindTags = useExperimentalFeatures(features => features.symbolKindTags)
-
-    if (loading) {
-        return (
-            <Delay timeout={800}>
-                <TreeRow className={styles.symbols}>
-                    <TreeLayerCell>
-                        <TreeLayerRowContents className="d-flex" style={style}>
-                            <LoadingSpinner /> Loading symbol data...
-                        </TreeLayerRowContents>
-                    </TreeLayerCell>
-                </TreeRow>
-            </Delay>
-        )
-    }
-
-    let content = null
-
-    if (error) {
-        content = 'Unable to load symbol data.'
-    }
-
-    if (data && data.node?.__typename === 'Repository') {
-        // Only consider top-level symbols
-        const symbols = data.node.commit?.symbols.nodes.filter(symbol => !symbol.containerName) ?? []
-        if (symbols.length > 0) {
-            content = (
-                <ul>
-                    {symbols.map(symbol => (
-                        <li key={symbol.url}>
-                            <NavLink
-                                to={symbol.url}
-                                isActive={() => isSymbolActive(symbol.url)}
-                                className={classNames('test-symbol-link', styles.link)}
-                                activeClassName={styles.linkActive}
-                            >
-                                <SymbolKind
-                                    kind={symbol.kind}
-                                    className="mr-1 test-symbol-icon"
-                                    symbolKindTags={symbolKindTags}
-                                />
-                                <span className={classNames('test-symbol-name')}>{symbol.name}</span>
-                            </NavLink>
-                        </li>
-                    ))}
-                </ul>
-            )
-        } else {
-            content = 'No symbols found.'
-        }
-    }
-
-    if (content) {
-        return (
-            <TreeRow className={styles.symbols}>
-                <TreeLayerCell>
-                    <TreeLayerRowContents style={style}>{content}</TreeLayerRowContents>
-                </TreeLayerCell>
-            </TreeRow>
-        )
-    }
-    return null
-}
-
-const Delay: React.FunctionComponent<{ timeout: number; children: React.ReactElement }> = ({ timeout, children }) => {
-    const [show, setShow] = useState(false)
-
-    useEffect(() => {
-        const id = setTimeout(() => setShow(true), timeout)
-        return () => clearTimeout(id)
-    }, [timeout])
-
-    return show ? children : null
-}
diff --git a/client/web/src/tree/Tree.tsx b/client/web/src/tree/Tree.tsx
index 336dfeec340..534e21a4485 100644
--- a/client/web/src/tree/Tree.tsx
+++ b/client/web/src/tree/Tree.tsx
@@ -31,7 +31,6 @@ interface Props extends AbsoluteRepo, TelemetryProps {
     /** The localStorage key that stores the current size of the (resizable) RepoRevisionSidebar. */
     sizeKey: string
     repoID: Scalars['ID']
-    enableMergedFileSymbolSidebar: boolean
 }
 
 interface State {
@@ -341,7 +340,6 @@ export class Tree extends React.PureComponent<Props, State> {
                     setActiveNode={this.setActiveNode}
                     sizeKey={this.props.sizeKey}
                     telemetryService={this.props.telemetryService}
-                    enableMergedFileSymbolSidebar={this.props.enableMergedFileSymbolSidebar}
                 />
             </div>
         )
diff --git a/client/web/src/tree/TreeLayer.tsx b/client/web/src/tree/TreeLayer.tsx
index e192ff28fc6..0d83c130b75 100644
--- a/client/web/src/tree/TreeLayer.tsx
+++ b/client/web/src/tree/TreeLayer.tsx
@@ -40,7 +40,6 @@ export interface TreeLayerProps extends Omit<TreeRootProps, 'sizeKey'> {
     entryInfo: TreeEntryInfo
     onHover: (filePath: string) => void
     repoID: Scalars['ID']
-    enableMergedFileSymbolSidebar: boolean
 }
 
 const LOADING = 'loading' as const
@@ -278,9 +277,6 @@ export class TreeLayer extends React.Component<TreeLayerProps, TreeLayerState> {
                                                         singleChildTreeEntry={singleChildTreeEntry}
                                                         childrenEntries={singleChildTreeEntry.children}
                                                         setChildNodes={this.setChildNode}
-                                                        enableMergedFileSymbolSidebar={
-                                                            this.props.enableMergedFileSymbolSidebar
-                                                        }
                                                     />
                                                 )
                                             )}
@@ -298,7 +294,6 @@ export class TreeLayer extends React.Component<TreeLayerProps, TreeLayerState> {
                                 linkRowClick={this.linkRowClick}
                                 isActive={isActive}
                                 isSelected={isSelected}
-                                enableMergedFileSymbolSidebar={this.props.enableMergedFileSymbolSidebar}
                             />
                         )}
                     </tbody>
diff --git a/client/web/src/tree/TreeRoot.tsx b/client/web/src/tree/TreeRoot.tsx
index 02ae78a60fd..1a05824930f 100644
--- a/client/web/src/tree/TreeRoot.tsx
+++ b/client/web/src/tree/TreeRoot.tsx
@@ -53,7 +53,6 @@ export interface TreeRootProps extends AbsoluteRepo, TelemetryProps {
     setChildNodes: (node: TreeNode, index: number) => void
     setActiveNode: (node: TreeNode) => void
     repoID: Scalars['ID']
-    enableMergedFileSymbolSidebar: boolean
 }
 
 const LOADING = 'loading' as const
@@ -200,9 +199,6 @@ export class TreeRoot extends React.Component<TreeRootProps, TreeRootState> {
                                                     childrenEntries={singleChildTreeEntry.children}
                                                     onHover={this.fetchChildContents}
                                                     setChildNodes={this.setChildNode}
-                                                    enableMergedFileSymbolSidebar={
-                                                        this.props.enableMergedFileSymbolSidebar
-                                                    }
                                                 />
                                             </TreeRootContext.Provider>
                                         )
diff --git a/schema/schema.go b/schema/schema.go
index 687a54cb36b..a56c9a07c06 100644
--- a/schema/schema.go
+++ b/schema/schema.go
@@ -2052,8 +2052,6 @@ type SettingsExperimentalFeatures struct {
 	EnableLazyBlobSyntaxHighlighting *bool `json:"enableLazyBlobSyntaxHighlighting,omitempty"`
 	// EnableLazyFileResultSyntaxHighlighting description: Fetch un-highlighted file result contents to render immediately, decorate with syntax highlighting once loaded.
 	EnableLazyFileResultSyntaxHighlighting *bool `json:"enableLazyFileResultSyntaxHighlighting,omitempty"`
-	// EnableMergedFileSymbolSidebar description: Enables the new file sidebar experience with merged file and symbol entries.
-	EnableMergedFileSymbolSidebar *bool `json:"enableMergedFileSymbolSidebar,omitempty"`
 	// EnableSearchFilePrefetch description: Pre-fetch plaintext file revisions from search results on hover/focus.
 	EnableSearchFilePrefetch *bool `json:"enableSearchFilePrefetch,omitempty"`
 	// EnableSidebarFilePrefetch description: Pre-fetch plaintext file revisions from sidebar on hover/focus.
@@ -2154,7 +2152,6 @@ func (v *SettingsExperimentalFeatures) UnmarshalJSON(data []byte) error {
 	delete(m, "enableGoImportsSearchQueryTransform")
 	delete(m, "enableLazyBlobSyntaxHighlighting")
 	delete(m, "enableLazyFileResultSyntaxHighlighting")
-	delete(m, "enableMergedFileSymbolSidebar")
 	delete(m, "enableSearchFilePrefetch")
 	delete(m, "enableSidebarFilePrefetch")
 	delete(m, "fuzzyFinder")
diff --git a/schema/settings.schema.json b/schema/settings.schema.json
index 2020a1216fa..753116ad6d2 100644
--- a/schema/settings.schema.json
+++ b/schema/settings.schema.json
@@ -129,14 +129,6 @@
             "pointer": true
           }
         },
-        "enableMergedFileSymbolSidebar": {
-          "description": "Enables the new file sidebar experience with merged file and symbol entries.",
-          "type": "boolean",
-          "default": false,
-          "!go": {
-            "pointer": true
-          }
-        },
         "codeNavigation": {
           "description": "What kind of experimental code navigation UX to enable. The most recommended option is 'selection-driven'.",
           "type": "string",