kaikat

 adb reboot bootloader # =sudo #fastboot flash recovery twrp.img #fastboot reboot recovery  src: https://drive.google.com/file/d/1roUf30GHzbbOIBzvQCO3kotgh7STDcgd/view?usp=sharing  make copy to google drive if quota exceedes  https://forum.xda-developers.com/t/updated-recovery-twrp-rmx2185-twrp-3-5-1-for-realme-c11.4236095/

install adb and fastboot (minimal adb & fastboot for windows and via pkg manager in linux)  1.Download deeptest for realme c11 as all tools/roms of c11/c12 and c15 are same https://drive.google.com/file/d/1S2PgEJ84ckCD4dYpmNjwBZt2qoZolWZ8/view?usp=sharing  2. start applying and after 1bout 15 minutes you will get review successful. 3.start in depth test and device will start  in fastboot mode 4.  fastboot flashing unlock  [may need sudo] 5. select unlock bootloader [this step will wipe user data so backup if necessary] 6.to install magisk download magisk apk , stock boot.img of c15 rom and vmbeta.img to bypass boot verification( Optional ? not sure) vmbeta.img: https://drive.google.com/file/d/1W-14CBShXQoIZonuRGo_sliO3anWw2Jj/view?usp=sharing stock boot.img https://drive.google.com/file/d/1QUsmkzrs_q8oGJLeWOHhqDNOTSobUd_O/view?usp=sharing 7.patch boot.img to get magisk_patched_something.img file   move  files , vmbeta.img and  magisk_patched_something.img to adb directory or start

  sudo systemctl disable NetworkManager-wait-online.service

pressing both shift switches nepali and english language  on .config/i3/config exec --no-startup-id "setxkbmap -layout us,np -option 'grp:shifts_toggle'"

   improves ssd life   sudo mousepad /etc/fstab UUID=9ec38e42-02ed-4e51-a73d-3b504240388c /               ext4    noatime,errors=remount-ro 0       1

 echo "blacklist dell-rbtn" | sudo  tee /etc/modprobe.d/dell-rbtn.conf or sudo mousepad /etc/modprobe.d/dell-rbtn.conf ---------------------------------------  blacklist dell-rbtn ------------------------------------- save & reboot