downloading app apk files onto my computer & then transferring them to my phone is my solution! thanx for the idea.

Hello,

I am glad to hear that your problem has been resolved. If you haven't already, please select the answer that solves the problem. This will help other users with similar problems find the solution more easily.

Thank you for contacting Mozilla Support.

If you have a Google Play app on your device then you may be able to install Firefox that way.