These instructions cover the most recent versions of iPadOS.
Tap and hold the app icon until a menu appears, then selectEdit Home Screen.
(The app icons wiggle and display anXlogo.)

With your finger, tap and drag the app to one of the available folder app icons.
Add a name to the folder by tapping the name area, or keep the default title.
Tap outside of the folder to return to the Home screen.

Now you might tap, hold, and drag additional apps into the folder.
TapDoneto stop moving app icons.
Make several folders to hold your apps.

For example, create folders for games, productivity, entertainment, financial, etc.
If you aren’t using a folder, drag the apps in it onto the Home screen.
The folder will then disappear.

This area is a good home for your most-used apps.
After the first half dozen apps, the icons shrink to accommodate additional icons.
you might change the size of the dock in theSettingsapp.

The dock displays the three recently used apps automatically.
Instead, tap and hold an app icon to bring up the home screen edit mode.
With your finger, tap and drag the app onto the dock.

Hold until the other apps on the dock move out of the way.
When you move the app off the dock, the other apps reposition on the dock.
To do this, fill the dock with folders.

Placing a folder on the dock is a great way to access many apps from any Home screen.
Then, put your other apps in folders on the dock.
Here’s the workaround.
Go to the left menu pane and selectGeneral.
SelectReset Home Screen Layoutand confirm your choice in the dialog box by selectingReset.
This procedure sorts all the apps you downloaded in alphabetical order.
Downloaded apps appear after the default apps, as arranged when you first launched the iPad.
Apps you download later are not alphabetized.
These apps appear after the last app, as usual.
Here are a couple of suggestions:
FAQ
No.
Having apps filling up many home screens is fine and doesn’t slow down your iPad.
But it can be annoying to find an app.
If you don’t want to bother organizing apps, consider usingApp Libraryto maintain the apps for you.
App Library works the same on iPad as it does on the iPhone.
When it comes to moving widgets around, think of them as apps.
Then just drag the widget where you’d like it to be.