After you file

Yes, do it. The sooner the better I'd assume and you must do it before midnight on Jan 14

UPDATE: I just got off of the phone with a Turbotax specialist. She said if you updated your bank account information as instructed the LATEST you will receive your stimulus deposit is FRIDAY ๐Ÿ‘๐ŸŽ‰๐Ÿ™Œ