how to fix iPhone 4S Front Camera

iPhone 4s Screen goes black.
Phone hangs whenever you start front camera.
Camera not taking pictures, while you press your screen for pictures.

If camera is not taking pictures when you touch the screen of iPhone, then it is clearly the problem of iPhone 4s touch screen, and it has nothing to do with camera. You need to fix your iPhone 4s touch screen in order to overcome this problem.

In order to solve rest of the problems, all you have to do is to go with:
Manual Solution

Reset your iPhone 4s
Uninstall any camera app after which your iPhone 4s front camera has started giving you problems. After you are done with it, please check.

If the above steps don’t work for you, then all you have to do is to go with:
Hardware Solution

After that check iPhone 4s front camera on board connector for any damage. If it is water damage then clean on board connector as well as iPhone 4s front camera strip connector and check. If they are damaged, change it.

Check Coil and gently heat it. Replace if necessary. Also check capacitors too!
If there is a problem with your front camera then change the entire Assembly strip with the new one!

If all the above doesn’t work for you, then there must be a software problem. Upgrade your iPhone 4s iOS in order to overcome this issue.