CRC errors are physical (hardware) issues with the disk, normally this value should be zero, your disk already had above 2.3k of them (the last value in the line is the actual error count) and they nearly doubled up to 4.3k across three days …
Quoting myself from post 4 above:
Beyond the snap nonsense (neither snap nor any other package format can have anything to do with your problem) that it likely collected from some of the sadly very fashionable Ubuntu and snap bashing comments in some other forums, the AI actually made some helpful suggestions, did you try any of these:
If a new cable or any of the other suggestions do not help, you will need a new disk, this one is clearly physically damaged (very likely beyond repair) and you will likely lose data on it regardless which OS you install …