Read docs.nextcloudpi.com or search the forum to learn how to setup an external drive. Restore process is detailed as well. Linking the 32 to 64bit migration below.
Moving away from 32bit has been an on-going process the last couple years. A lot has change since version 20, much of it under the hood. And I guess no one has asked about this migration in a while. So, we are happy to help you.
We’ve done our best to help the user base with documentation and guidance. You can find all of the past questions and topics about this within the forum. Here are some relevant ones…
Does my device support 64 bit?