The Backup and Sync app from Google works just fine to let you sync your local content with your Google Drive account. Occasionally, you might come across errors with this sync process. When the sync issues occur, you can’t sync any of the files from your Mac to your Google Drive account.

There are a few things you can do when Google Drive is not syncing on your Mac. These methods include restarting the sync process, disabling the proxy server, and so on.

Table of Contents
    Fix Google Drive Sync Issues on Your Mac

    Pause & Restart The Sync

    When your files stop syncing with the Backup and Sync app, the first thing to do is to pause and resume the sync process. This refreshes your sync connection and helps fix the issues you’re facing with syncing your files.

    1. Click on the app icon at the top, select the three dots, and click on Pause. This will pause your current sync process.
    Pause in three dot menu
    1. Click on the app icon, choose the three dots, and select Resume to continue the sync process.
    Resume in three dot menu

    Quit The App & Reopen It

    Sometimes the app faces some minor glitches which can be resolved by simply closing the app and then reopening it. This is the most basic method you can try and it works in many cases.

    1. Click on the app icon at the top, click on the three dots, and select Quit Backup and Sync.
    Quit Backup and Sync in three dot menu
    1. Click on Launchpad in the Dock, search for Backup and Sync, and open it.
    Backup and Sync in Spotlight Search

    Log Out Of The App & Log Back In

    If Google Drive is still not syncing on your Mac, you can try logging out and then logging back into the app on your machine. This should give it a fresh start to sync your content.

    1. Click on the app icon in the menu bar, click on three dots, and choose Preferences.
    Preferences in three dot menu
    1. Select Settings from the left sidebar.
    How To Fix Google Drive Not Syncing On Mac image 7
    1. Click on Disconnect Account on the right-hand side pane.
    How To Fix Google Drive Not Syncing On Mac image 8
    1. Log back into the app with your account.

    Reboot Your Mac

    If this is the first time you’re facing an issue with Backup and Sync on your Mac, try rebooting your Mac and see if that fixes the problem for you.

    1. Click on the Apple logo at the top-left corner and choose Restart.
    How To Fix Google Drive Not Syncing On Mac image 9
    1. Launch Backup and Sync when your Mac boots-up and let it sync your files.

    Turn Off The Firewall On Your Mac

    The firewall settings define what connection requests your Mac can send and receive. Since Google Drive sync uses your network connection to transfer files, you need to make sure your firewall isn’t interfering with it.

    Keeping the firewall turned off while syncing the files should fix most connection issues.

    1. Click on the Apple logo at the top-left corner of your screen and choose System Preferences.
    How To Fix Google Drive Not Syncing On Mac image 10
    1. Select Security & Privacy on the following screen.
    How To Fix Google Drive Not Syncing On Mac image 11
    1. Click on the Firewall tab.
    2. Select the padlock icon at the bottom of your screen and enter your login details.
    3. Click on Turn Off Firewall to disable the firewall on your Mac.
    How To Fix Google Drive Not Syncing On Mac image 12

    Checkmark The Folders That You Want To Sync

    If you’re having issues with Google Drive not syncing certain folders on your Mac, make sure those folders are enabled in the Backup and Sync app. The app only syncs the checkmarked folders.

    Here’s how you ensure it.

    1. Click on the app icon at the top, choose the three-dots, and select Preferences.
    How To Fix Google Drive Not Syncing On Mac image 13
    1. Click on My MacBook Pro in the left sidebar. The app might show a different device name depending on what you’re using.
    2. Ensure the folder you want to sync is listed and is tick-marked on the right-hand side pane.
    How To Fix Google Drive Not Syncing On Mac image 14
    1. If the folder isn’t listed, click on Choose Folder to add it to the sync list.

    Ensure The App Opens At Login For Automatic Sync

    If Backup and Sync doesn’t sync your files automatically, it may be you haven’t set it to automatically launch at boot-up. You can fix it by adding the app to your startup items list.

    1. Click on the Apple logo at the top-left corner of your screen and select System Preferences.
    How To Fix Google Drive Not Syncing On Mac image 15
    1. Click on Users & Groups on the following screen.
    How To Fix Google Drive Not Syncing On Mac image 16
    1. Click on the Login Items tab on the right-hand side pane.
    How To Fix Google Drive Not Syncing On Mac image 17
    1. Ensure there’s an entry named Backup and sync from Google in the list.
    How To Fix Google Drive Not Syncing On Mac image 18
    1. If there isn’t, click on the + (plus) sign, navigate to your Applications folder, and choose Backup and Sync to be added to the list.

    Run The Script Bundled With “Backup and Sync”

    The Backup and Sync app comes with a script and running it sometimes fixes many issues with the app on your Mac. You can access it by revealing the content of the app package.

    1. Open the Applications folder using Finder and find the Backup and Sync from Google app.
    2. Right-click on the app and select Show Package Contents.
    How To Fix Google Drive Not Syncing On Mac image 19
    1. Open the Contents folder.
    How To Fix Google Drive Not Syncing On Mac image 20
    1. Open the MacOS folder.
    How To Fix Google Drive Not Syncing On Mac image 21
    1. Double-click on the script that says Backup and Sync and let it run.
    How To Fix Google Drive Not Syncing On Mac image 22

    Disable The Proxy Connection

    Proxy connections may sometimes interrupt your sync process. Therefore, keep your proxies disabled while you use the Backup and Sync app to sync your files with your Google Drive account.

    1. Click on the Backup and Sync icon in the menu bar, select the three-dots, and choose Preferences.
    How To Fix Google Drive Not Syncing On Mac image 23
    1. Click on Settings in the left sidebar.
    2. Select Network Settings on the right-hand side pane.
    How To Fix Google Drive Not Syncing On Mac image 24
    1. Under the Proxy settings section, enable the Direct connection option. Then click on OK at the bottom.
    How To Fix Google Drive Not Syncing On Mac image 25

    Reinstall The “Backup and Sync” App

    If Google Drive is still not syncing with your Mac, your final option is to reinstall the Backup and Sync app on your machine. This’ll clear your old configuration and create new settings and account files for you.

    1. Download the AppCleaner app on your Mac.
    2. Launch AppCleaner, search for Backup and Sync, select it, and click on Search.
    How To Fix Google Drive Not Syncing On Mac image 26
    1. Tick-mark all files and click on Delete.
    How To Fix Google Drive Not Syncing On Mac image 27
    1. Close AppCleaner.
    2. Head over to the Backup and Sync download page, download the app, and install it on your Mac.
    3. Open the app and log-in to your Google account to sync your files.

    When it comes to syncing files with a cloud storage provider, what’s worked best for you? Is it Google Drive, iCloud, or something else? We’d like to know in the comments below.