Autobrightness doesnt work correctly. Such as in low light, it go darker and suddenly brighter, i tested with pixel experience, panaroid, crdroid, only pixel experience auto brightness work wellWill need more details if you want me to take a look.
For "root problem" if you mean issues with Magisk/root access no issues here.
crDroid - February update (10/02/2021)
Important note: This is likely to be considered the last crDroid v6 update as crDroid v7 builds state are to be considered as Monthly/Stable soon.
* Update to crDroid v6.15
* Merged December 2020, January & February 2021 Android Security updates
* Polaris: Upstreamed kernel to Linux 4.9.255
* Polaris: Drop IMS daemon
* Polaris: Add missing mixer path
* Polaris: Add support for 1080p and 4k MJPEG format
* Other minor changes along the way
* Updated translations
Suggested firmware: V22.214.171.124
Gapps not included
*** Disclaimer I am not responsible for any damage you made to your device You have been warned