The fact that WordPress itself calls WordPress 5.6 “beta-compatible” with PHP 8 tells you all you need to know regarding whether you should update to PHP 8 or not.

After looking at these issues, I discovered seven things that may help a smooth update. 7 Considerations Before Updating WordPress Make sure PHP is updated to latest version ...

Upgrade statistics compiled days after the WP 5.0 release revealed that 85 percent of WordPress 5.0 users were running their sites on PHP versions of 5.6 and later, hence only a small subset of ...