The serious issue is Dropbox not syncing files or folders.
Actually, the Dropbox sync issue is very common, just likeGoogle Drive not syncing Windows 10.
Why isnt Dropbox syncing?
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What if you run into this issue Dropbox not enough space to access folder?
Try them one by one if Dropbox stopped syncing.
Sometimes, the Dropbox process isnt running or responding or has frozen up, which causes the sync issue.
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Step 1: In Windows 10, go toTask Manager.
Is Task Manager not responding in Windows 10/8/7?
Now get the full solutions to fix Task Manager if you cant open it.

Step 2: Look for the Dropbox process.
If the restart couldnt help, try other ways.
Dropbox will not sync the file and you may receive the glitch notice file is in use.

To fix the issue, you should empty the cache.
If you enable this feature, it will only sync the selective files.
If you dont add certain files or folders, you may find Dropbox is not syncing your files.
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If the PC isnt connected to the Internet, obviously, Dropbox stopped syncing.
So, you should ensure the Internet is connected.
In addition, you should keep enough internet speed and do not limit Dropbox download and upload rate.
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Learn how to troubleshoot Internet connection problems with these 11 tips incl.
WiFi connected but no Internet Windows 10, router not connecting to Internet.
may regard the Dropbox system as a dangerous software; as a result, it stops Dropbox from syncing.

Then, you’ve got the option to sync your files with Dropbox again.
The Windows Firewall may prevent your program from pull up the Internet.
This post shows you how to allow a program through Firewall Windows 10.

Step 1: Go to theAllow appswindow.
Step 3: ClickOKto save the change.
So, you should adjust Dropbox prefs by following the steps below.

Step 2: Inputcmdin the Windows 10s search bar, right-clickCommand Promptand clickRun as administrator.
And they are:
Is your Dropbox not syncing files or folders?
Try these methods now and it’s possible for you to easily get rid of trouble.
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Also, you’ve got the option to share them with your friends on Twitter.
If Dropbox wont sync on your iOS or Android devices or Macs, take it easy!
How to backup Mac to Dropbox?

At first glance, you will find this program is a piece of professionalPC backup software.
Also, you know it supportsautomatic backup, incremental and differential backup.
If you are using Windows 10, Windows 8 or Windows 7, you could easily finish file sync.

Similarly, you might use the Schedule feature to automatically synchronize files or folders.
Of course, you canupgrade to a full editionto use it forever.
MiniTool ShadowMaker TrialClick to Download100%Clean & Safe
Here is how to sync files in Windows 10.

To back up my data, I used MiniTool ShadowMaker to sync files on my PC.
Unfortunately, it currently doesnt support cloud storage.
If you have a need, now get it to have a try.
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This post shows you how to sync Dropbox to File Explorer on your Windows 11/10 PC for data backup.
Lets see some instructions.
Final Words
Have you encountered the issue of Dropbox not syncing in Windows 10?
This post gives you multiple solutions.
Just try them to get rid of the trouble.
Also, it’s possible for you to use MiniTool ShadowMaker to sync your files easily to other locations.
Alternatively, writing an email and send it to[email protected]is also available.
Thanks for your share.