“Your device is not compatible with this version” google play store error message.
Try clearing the Google Play Store cache, and then data.
Next, restart the Google Play Store and try installing the app again.
Please try this troubleshooting steps:-
1) Restart Your Device
2) Go To Settings >> Apps >> Google Play Store >> Storage >> Clear data
OR DOWNLOAD THE APK FILE BELOW
FOR SAMSUNG DEVICES
1. LONG PRESS HERE to DOWNLOAD APK ( Android Devices )
2. Click on Settings 
3. Toggle On 'Allow from this source'
4. Select 'Allow' Samsung Internet to access files
5. Proceed by clicking 'Download'
FOR HUAWEI DEVICES
 
1. LONG PRESS HERE and 'Download Link' to download APK
2. Click on 'Keep'
3. Click on 'OK'
3. Then Open APK file and click to install
FOR OPPO DEVICES
1. LONG PRESS HERE to DOWNLOAD APK ( Android Devices )
2. Click on Settings 
3. Toggle On 'Allow unknown apps to be installed'
4. Go back to Browser and click 'Install'