When your system get patched with the 06/2020 cumulative update you may see issues with your printers. It does not matter if it is a USB printer or otherwise connected printers. The root cause is in the printer spooler itself.
For more official information's please refer to this KB article.
https://support.microsoft.com/en-us/help/4567512/windows-10-update-kb4567512
MS is providing manual hotfixes for this issue. Currently not deployed via Windows Update. If you encounter such a problem then please check out depending on your Win10 version these updates: