Can I perform program edits while the PLC is in run?

Can I perform program edits while the PLC is in run?

Yes, you can perform online edits when the PLC is in a run state. Refer to the below steps. 

1. Select the program you want to edit. 
You are limited to editing one program at a time. 
2.Start Online edit with shortcut (CTRL + Q) . The program will highlight in Blue.
3. Make any changes necessary to the program.
4. Write the program with shortcut, online edit write (CTRL + W).
5. Finish online editing with shortcut (CTRL + U)