V2rayXS 1.5.2
macos 12.3.1

Reproduce steps:

1. click server setting from v2rayxs in menubar
2. advanced
3. rules
4. Bypasscn_private_apple
5. edit 0:direct domain list, insert a line, such as "domain:facaix.fun"
6. save
7. finish
8. ok
9. reopen step 5, found all domain rules lost