it should be in /system not /product!
my mistake :)
Gcam 5.1.018.17762477 port works on my P30PRO but has worse results than Huawei app - link https://customtech.es/tutorial-gcam-compatible-sin-necesidad-de-root-para-los-kirin-980-de-los-huawei-mate-20-series
in addition, the portrait mode and nig...
Garmin is situated in storage/sdcard1 (15GB total space) and folder Garmin has 7,9GB
apk name in installed apps is Garmin Navigator 2.88
I did not try to delete it
HwCamera2 + HwAOD folders in zip file
The apk file was extracted with App Backup & Restore app from my phone
I have no idea where the fault could be :(