By Kelsey / Last Updated December 28, 2020


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User Case: Google Drive Won't Sync on Windows 10?

User A: “I personally use Windows 10, I am uploading about 100,000 photos, and Google Backup & Sync shuts down or crashes by itself after about 2 hours. It's frustrating.”

User B: “I have downloaded Backup and Sync on my computer. However, when I try to open it. I have an error message and can't use the file. Please see the attached error. I have deleted it several times and tried to install it and open it on my computer but every time I have the same fatal error. Could you please help fx with the Google Backup and Sync not working? Thank you. ”

On Mac Not Working

As a Mac or Windows 10 user, do you have the same trouble? Let us master how to solve Google Backup and Sync errors through this article.

Quick Guide

Why is Backup and Sync Not Working?

Backup and Sync is a desktop application on Mac and PC that can safely back up your files and photos to your Google Drive account. If your computer stops working or replaces your computer, you can use Back and Sync to easily restore these files to your new computer.

Backup And Sync

However, many Backup and Sync users check that they have encountered such a situation, their Google Backup and Sync stopped working. There are several reasons that may cause this problem:

  • Google Drive app is not updated.

  • Storage space is full.

  • Network connection failure.

  • Since the third-party application stopped any task access to Drive.

  • App data may get corrupted.

On Mac: 2 Ways to Repair Google Backup and Sync Not Working

If Backup and Sync suddenly fail to work, it will cause great inconvenience to users. This page will provide solutions and simple steps to fix Google Backup and Sync on Mac not working error.

Method 1. Update to the latest version of the program

Step 1. On your computer, go to the Backup and Sync download page.

Step 2. Download the latest version for Google Backup and Sync.

Step 3. During the installation process, when asked to replace the current version, click Yes.

Method 2. Change Proxy Settings

If you are running a proxy, please try to open Backup and Sync on any other network to check if the login works. Otherwise, you can try to use the US IP address fox to fix the problem that Google Backup cannot log in.

In Windows: 4 Ways to Fix Google Backup and Sync Not Working

If you are a Windows user, try the following methods to solve Google Backup and Sync not working in Windows 10.

Method 1. Reinstall Google Backup and Sync

Step 1. Type Control Panel in the Search box of Windows 10 and choose the best-matched one.

Step 2. In the pop-up window, choose to Uninstall a program under Programs to continue.

Step 3. Then select the Backup and Sync from Google and right-click it.

Step 4. Next, click Uninstall to continue.

Step 5. After that, you can go to and download the Backup and Sync from Google again.

Step 6. Next, install Backup and Sync again on your computer.

When all steps are finished, check whether the error Google sync and backup not working is solved.

Method 2. Run Backup and Sync as Administrator

If Backup and Sync lacks administrative rights, you may also encounter errors with Google Backup and Sync not opening.

Step 1. Right-click the desktop shortcut of Backup and Sync for Google and choose Properties to continue.

Step 2. In the pop-up window, go to the Compatibility tab.

Step 3. Then check the option Run as an administrator to continue.

Run Backup And Sync As Administrator

Method 3. Restart the program

Step 1. Click the Google Drive icon in the system tray, click the More options icon and select Quit Backup and Sync.

Step 2. Then open Google Backup and Sync again.

Quit Backup And Sync

Method 4. Disable Firewall/ Antivirus Programs

Turn off or remove the Windows firewall and other third-party antivirus programs, and check whether you can log in to the Google backup application. If you can log in after that, you need to continue to run the firewall or antivirus.

Bonus Tips about Google Backup and Sync Issues

Tip 1. Backup your Google Drive data in advance

The above solutions can temporarily help you solve this problem, but Google Backup and Sync will inevitably have other problems such as Backup and Sync can’t connect, and you still face the risk of data loss.

In order to maximize data security, you can use a third-party cloud backup service (such as CBackupper) to back up your Google Drive files. You can also use it to connect Google Backup and Sync multiple accounts or different cloud drive accounts, and transfer files between these accounts.

Here are the steps to backup your Google Drive files via CBackupper:

Step 1. Navigate to the CBackupper page to create an account and get started to sign in.

Sign Up

Step 2. Add and authorize your Google Drive account, you can also add other accounts in the same way (CBackupper also supports OneDrive, Dropbox, and other cloud drives).

Add Google Drive

Step 3. You can name the cloud drive according to your needs. By default, all free space in your cloud drive account will be used for backup.

Allocated Space Google Drive

Note: You can also click Allocate to change options. You can pre-set a fixed space for backup or retain some space for storing other files.

Allocate Space Feature

Step 4. When you want to execute a backup task, click Tasks at the top of the page and click Create Task.

Create Task

Tip 2. Turn to a Google Backup and Sync alternative

Google Drive may have many unexpected errors, and sometimes you can't fix them successfully. Therefore, if you are tired of dealing with these problems, you can turn to a more stable and secure cloud backup service directly.

In order to back up and protect your files of PC, CBackupper can also help. CBackupper specifically provides Windows cloud backup and 1000 GB of backup space, the price is very reasonable, and there is a 15-day free trial. You can download it and try it first to see if it meets your requirements.

1. Download and install the CBackupper desktop app, sign in with your account.

cBackupper Sign Up

2. Click the Task tab and the New Task button.

Create Task

3. Click Add Source to select the PC files that you want to backup to AOMEI Cloud.

Add Source

4. Once you're selected, click the Start Backup button to start the task.

Start Backup

Final Words

The above is the causes and solutions for Google Backup and Sync on Mac and Windows not working. However, the desktop application Backup and Sync will inevitably have various problems, and it is time-consuming and troublesome to repair it from time to time. Please don't forget to use the alternative tool CBackupper to back up your Google Drive or PC files, it can help you when you are troubled by cloud drive errors.