How to use un after jailbreak?

After jailbreaking, you can still use it according to the original operation method, no settings are required.

If you want to download the source plug-in.

The steps are as follows;

1. Click the cydia icon on the desktop to enter.

2. Click "Software Source" in the menu bar below.

3. By default, a list of all existing installed software sources will be displayed. Click "Edit" in the upper right corner.

4. Click "Add" in the upper left corner.

5. Enter the software source address and click "Add Source".

6. If a warning dialog box pops up, select "Add Anyway".

7. The software will be updated automatically. After the update is completed, click "Return to cydia."

8. The newly added software source will be displayed below.

9 .Then search for the required plug-in and download it.