Answer:
After making changes to the fstab file, you need to run the following command to reload the file and apply the changes:
sudo mount -a
Step-by-step explanation:
This command will remount all file systems listed in the fstab file, including any changes made to the file. If there are any errors in the fstab file, this command will display an error message indicating the problem, allowing you to correct the errors before trying again.