Reason 3: Did You Recently Install A Firewall& Antivirus or VPN? If Google Backup and Sync is not paused& it is possible that there are no folders set up to sync to Google Drive or you may not have activated Google Drive sync with your computer within the app just yet. Reason 2: Is Google Backup and Sync Set Up To Sync? You might also have accidentally hit pause without realizing. If for any reason you paused Google Backup and Sync app& it will cause Google Drive to stop syncing on your computer until you resume it again. There are a few things you can check at your end to see why is Google Drive not syncing. So why is Google Drive not syncing? There could be a few reasons why& and they could be at your end or your internet service provider’s or maybe at Google’s end as well. Why Is Google Drive Not Syncing?ĭespite Google Drive being offered by some of the smartest people on the planet& issues can occur that prevent it from keeping your devices in sync.