I've opened a support case, never heard back, tried online webchat, provided some requested logs and so forth, and haven't heard back, so I'm wondering if the community could perhaps assist. Why are more files created during the first full backup, see screenshot image With older versions of Acronis, only one full backup file was always created and then other individual files for different e.g. 'Cannot open or create backup file : insufficient storage'.

No luck, but the backup fails quite quickly now and the error message is now slightly different: 'Cannot back up the contents of '/foldername/foldername/foldername/filename.ext': ': insufficient storage''.Īt this point my 'Storage Status' still shows all of 1024 GB free.Īfterwards I deleted and recreated the backup a few times, and even uninstalled and reinstalled Acronis True Image 2020 while I couldn't think of anything else to try. So I configure a new backup for Office 365 in the Online Dashboard, allow Acronis access to my Office 365 account, and leave the backup options on the defaults.įirst backup attempt runs for a while and backs up the mailbox (it's very small, just a few MB), but then errors on OneDrive with: Protecting against data loss and malicious activity is critical for. I've just bought an Acronis True Image 2020 Premium subscription.īacking up a small test selection of files and folders from my computer seem to work fine.īut I also want to back up my Office 365 Personal account, including OneDrive and my mailbox. Essential Microsoft 365 backup by Acronis.

Acronis office 365 backup