iPhone 4 (iOS 7.1.2) no YouTube App available to download

This article may help you to download an older app version:

Install an app on an earlier version of iOS or OS X - Apple Support

As you are starting to notice the vast majority of developer are no longer supporting iOS 7.1.2, which is the newest version your iPhone is capable of running.

In order to get new apps you will have to get a new iPhone to replace your obsolete one.

Replace your obsolete iPhone 4 with a new one capable of running the software.

Can't be done. It's an iPhone4.

The answer has not changed in the last 2+ years.

You don't.

If you are running iOS 7.1.2, you do not have a 4S. You have a 4.

Correct. 7.1.2 is the newest version of iOS an iPhone 4 is capable of running.

In order to run anything newer then that you need to replace the obsolete iPhone 4 with newer hardware to run the newer versions of iOS.

Upgrade software ios 7.1.2 to ios 8

ios 7.1.2 is the last update from apple for the iphone 4.the iphone 4s is updatable to ios 9.3.5

You don't.

Hi I want to download YouTube older version because new version is not able to download using 7.1.2 and can't be update to iOS 8or9or10 so I want to download older YouTube app can u please guide me how to install

Precisão muito desse app

Yes i want to download youtube in 4 but it want version 9

Please help me how to install old youtube app for ios7.1.2

Did you read anything at all in this thread before posting?