Moto G5s runs on a 32bit system, to support more versions of Gcam, install a system that runs on 64bit.
Instructions for Downloading and Installing Gcam
- Download the Gcam suggested below
Suggested gcam (32 Bits)
gcam_4.2_custom_curve.apk
Suggested gcam (64 Bits)
HC-StrikeRemix-V1.1.apk
rz_end Gcam 6.1 XML class: YR10NGCam_7.4.104-v2.0_snap.apk
Nikita Gcam 7.4 XML class: YUVMGC_8.1.101_A9_GV2b_MGC.apk
BSG Gcam 8.1 XML class: MT
If you want, you can test other versions of Gcam by clicking here