There are two ways to update your old iPad. You can update it wirelessly over WiFi or connect it to a computer and use the iTunes app.
How do I update my old iPad to iOS 13?
0:402:40How To Install iPad OS 13 (Update iOS 13 On iPad) - YouTubeYouTubeStart of suggested clipEnd of suggested clipThe update to start lets open our settings application and focus on the general tab you then wantMoreThe update to start lets open our settings application and focus on the general tab you then want to tap on software update. And when the iPad OS 13 appears. You can tap download.
Why does my iPad not update past 9.3 5?
If your iPad will not update past 9 then you have either an iPad 2, iPad (3rd generation) or iPad mini (1st generation). These iPad models do not support any system version newer than 9. You cannot update your iPad any further.
How do I install iOS 14 on an old iPad?
Install iOS 14 or iPadOS 14Go to Settings > General > Software Update.Tap Download and Install.
How do I update my iPad from 10.3 3?
0:042:42How to Update to iOS 10.3.3 - iPhone iPod iPad - YouTubeYouTube
How do I force my iPad 2 to update to iOS 14?
Make sure your device is plugged in and connected to the Internet with Wi-Fi. Then follow these steps: Go to Settings > General > Software Update. Tap Download and Install.