In this file i try to solve all problem in google camera for all android device. 

If your phone show google camera app not installed, it's for you.

if your phone has installed google camera but don't work properly it's also working for this problem. 

if you can't find google camera on play store it's also work for you.

instruction : 

When Download this file you get a .ZIP file you have to extruct that.

After Open the ZIP file you get google camera apk and a folder name GCam.

Copy the GCam Folder And Past on your phone memory main directory.

Then Install the apk File And Enjoy Google Camera.