If you haven’t upgraded to macOS Catalina 10.15.4 yet, you might want to hold off a little while longer.
A number of users have reported experiencing system crashes upon updating to macOS Catalina 10.15.4. The crashes mostly seemed to surfaced when attempting to make large file transfers, although other users have reported crashes after waking theirs Macs from sleep, as noted below:
The crashing issue appears to be most prominent when users attempt to make large file transfers… Other users on macOS 10.15.4 have experienced crashes after waking their Mac from sleep, with affected systems suffering a kernel panic and rebooting to the Apple logo, according to comments shared on the Apple Support Communities, MacRumors Forums, Reddit, and Twitter.
If you’ve seen these issues on your end, please let us know about your experience in the comments.
Via The Mac Observer and MacRumors