Damage in the company file or more than
required size of quickbooks can cause the error- Unable to backup company files
in QuickBooks mac / windows.
To resolve the error- Unable to backup
company files in QuickBooks mac / windows:
Rename the company file.
Also, rename the network data file.
If the error- Unable
to backup company files in QuickBooks mac / windows is still affecting your
work on Quickbooks, reach out to QBSsolved at +1(888)
910 1619