What causes "Dropbox Stuck on Syncing or Indexing"?

A single file Dropbox can't read or upload Antivirus or backup software repeatedly touching files Hundreds of thousands of files to index Corrupted cache Server-side incident

How do I fix "Dropbox Stuck on Syncing or Indexing"?

1. Find and re-add the stuck file: Click the Dropbox icon to see which file is syncing Move that file out of the Dropbox folder Wait for the green checkmark, then move it back in 2. Pause and resume syncing: Click the Dropbox icon > avatar > Pause syncing Wait a minute, then choose Resume syncing 3. Clear the cache and restart: Quit Dropbox completely Windows: paste %HOMEPATH%\Dropbox\.dropbox.cache in File Explorer and delete its contents Mac: open the Dropbox folder, press Shift-Command-. and empty .dropbox.cache Relaunch Dropbox 4. Exclude Dropbox from antivirus and backup tools: Temporarily disable antivirus/backup apps one at a time in Task Manager or Activity Monitor If syncing resumes, add the Dropbox folder to that app's exclusion list 5. Reduce the number of synced files: Use Selective Sync or make big archives online-only Keep the account below roughly 300,000 locally synced files 6. Check status.dropbox.com: If many users are affected, wait for Dropbox to resolve the incident instead of reinstalling

Try or Bye

Browse all analyzed products with real user feedback patterns.

Dropbox Stuck on Syncing or Indexing

Workaround available Windows, macOS, Linux Updated October 21, 2026

Quick answer

Dropbox stuck on 'Indexing' or 'Syncing X files' is usually caused by one problem file, antivirus scanning, or a very large file count. Find and re-add the stuck file, pause/resume, clear the cache, and whitelist Dropbox in security software.

Most likely fix: Find and re-add the stuck file.

Symptoms

The desktop app shows 'Indexing...' or 'Syncing N files' for hours or days, the count never drops, and a blue spinning icon stays on one file or folder.

Why it happens

A single file Dropbox can't read or upload
Antivirus or backup software repeatedly touching files
Hundreds of thousands of files to index
Corrupted cache
Server-side incident

How to fix it

Try these in order — the most common fix is first.

1. Find and re-add the stuck file
1. Click the Dropbox icon to see which file is syncing
2. Move that file out of the Dropbox folder
3. Wait for the green checkmark, then move it back in
2. Pause and resume syncing
1. Click the Dropbox icon > avatar > Pause syncing
2. Wait a minute, then choose Resume syncing
3. Clear the cache and restart
1. Quit Dropbox completely
2. Windows: paste %HOMEPATH%\Dropbox\.dropbox.cache in File Explorer and delete its contents
3. Mac: open the Dropbox folder, press Shift-Command-. and empty .dropbox.cache
4. Relaunch Dropbox
4. Exclude Dropbox from antivirus and backup tools
1. Temporarily disable antivirus/backup apps one at a time in Task Manager or Activity Monitor
2. If syncing resumes, add the Dropbox folder to that app's exclusion list
5. Reduce the number of synced files
1. Use Selective Sync or make big archives online-only
2. Keep the account below roughly 300,000 locally synced files
6. Check status.dropbox.com
1. If many users are affected, wait for Dropbox to resolve the incident instead of reinstalling

This guide also covers

dropbox stuck on syncing
dropbox stuck indexing
dropbox indexing forever
dropbox syncing files forever
dropbox stuck on 1 file

Still not working?

If Dropbox keeps failing, you're not alone. See every Dropbox problem users report or the alternatives people switch to.

Other Dropbox errors