


How to cancel the lock icon in the lower right corner of the Ubuntu 18.04 folder?
Ubuntu systems often encounter folders with a lock shape on the top. This file often cannot be edited or moved. This is because there is no editing permission for this file, so we need to modify its permissions. , you can remove the lock in the lower right corner. How to do it? Let’s take a look at the detailed tutorial below.
1. Right-click on the locked folder--Properties.
2. Select the Permissions option in the window.
3. Select all of them to Create and delete files.
4. Then select at the bottom to change the permissions of the included files , which are also set to Create and delete files, and finally remember to click the # in the upper right corner ##Change.
Open Terminal.
sudo chmod 777 test Give the test folder read and write permissions.
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