The dock offers quick access to the apps installed on the iPhone, iPad, ladtop, iMac. You may add or remove apps from the Dock at anytime.
The Dock appears at the bottom of the home screen of the iPad and iPhone but can be configured to be appear on left, right, bottom and on the mac appear and disappear using the genie effect.
The dock lets you quickly launch any installed apps.
Add or Remove Apps
Since the Dock is used for launching apps, you'll probably want to keep your most-used apps there for easy access. On iPads with 9.7 and 10.5-inch screens, you can put up to 13 apps in your Dock. On the iPad Pro, you can add up to 15 apps thanks to the 12.9-inch screen. The iPad mini, with its smaller screen, accommodates up to 11 apps.
Adding apps to the Dock is super simple. Just follow these steps:
Tap and hold the app that you want to move.
Keep holding until all the apps on the screen begin to shake.
Drag the app down into the dock.
Update the Software
Apple frequently displays a notification to update the operating system. Currently, iOS 12 has been updated 12.1.
Before updating any device, Backup, backup, backup!
Settings > General > Software Update.
The message to update is available, tap Install Now.
In order to complete the update, the device must be powered and connected to the Internet with Wi-Fi.
It is possible to see a message to temporarily remove apps because iOS needs more space for the update; Continue or Cancel.
Install NOW, the software will reinstall apps that it removed.
If clicking Cancel, the process is aborted.
Choose Later - will display Tonight or Remind Me Later.
If Tonight is selected, the Update is installed when the device is powered automatically overnight. The passcode will be required.