Question: how to get ps4 out of safe mode without usb storage device?
Answer: How to get a PS4 out of Safe Mode. You can use the Safe Mode menu in most instances. ... 
Restart your PS4. Restart will be the first option in the Safe Mode menu. ... 
Make sure there are no power issues. You can power cycle your PS4 by holding down the power button. ... 
Rebuild corrupted files. ... 
Update your PS4's software.