A31

[bhuvan01]

Does any A31 user facing this while updating clock face via good lock in galaxy play store??

[Sidhabhi]

I think Goodlock app is not compatible with your device..

try this link

http://apps.samsung.com/appquery/appDetail.as?appId=com.samsung.android.app.clockface

[Ehsank]

this is not an issue, its because not supported for your device

[SanDeeP_k_R]

only limited modules are available now for a31 in galaxy store..
in future they may suppprt