Steps to install Pixel Project on Lavender

1. Flash the latest Ofox R11.1_6_1_kernel_419 recovery (download)

2. Enter the newly flashed recovery

3. If you are coming from 4.4 based rom, change data/cache to F2FS

4. Untoggle "Unmount System before installing a ZIP"

5. Wipe system, vendor, cache & metadata partition

6. Flash rom

7. Reboot to system

Thanks to @wHo_EM_i for flashing guide