For this solution, you will need between 98 and 99 percent isopropyl alcohol, which can be found in hardware stores. Using a cotton swab, dropper or tissue, apply 2-3 drops of isopropyl alcohol directly to the home button, avoiding the screen. Then, with a narrow, dull object (such as the eraser on the back of a pencil), repeatedly tap the home button to let the alcohol seep into the frame. Of course, you have to be very careful when trying this.
You don't want to break anything inside your iPhone. You should also be careful not to break the Lightning or 30-pin connector inside the charging port, which can be almost impossible to remove. When a home button doesn't work, the biggest problem people face is that they can't exit their apps and return to the home screen. Although a repair shop may suggest that you replace the home button, this YouTuber offered a different solution.
This means that you can make an appointment at the Genius Bar in your nearest Apple Store for Apple to repair the home button for free. Use the tip of a spudger to disconnect the home button cable connector by pushing it up and away from the home button. If you have a Touch ID-enabled iPhone and anyone other than Apple repairs your iPhone, the Home button will work just like it did before the iPhone 5S, without the Touch ID feature. In this case, the home button connectors may be misaligned and require professional repair.
It recommended a dfu restore for a broken home button and then linked to instructions that require holding the home button to further enter dfu restore. The home button is physically connected to the iPhone screen and two cables carry the signal from the home button to the logic board. In fact, there doesn't seem to be a definitive source for this trick, but it is effective for fixing iPhone home buttons, regardless of why the home button doesn't work. Anyone can replace the home button, but only Apple can re-activate Touch ID, the fingerprint sensor built into the home button.
In your case, ignore Favorites, but tap this on-screen button whenever you need to access the Home screen, activate Siri, or get all the options you would normally see when you double-tap the Home button. If you make an appointment at Genius Bar to fix a home button and it's obviously not a hardware issue, the technician will always restore your iPhone to make sure it's not a software problem before repairing it. It doesn't fix the home button, but it allows you to continue using your iPhone without a working home button. There are many sites that show you how to repair your devices, including how to fix a home button that doesn't work.