(I can provide technical steps for data recovery).
Since this is a private file name, it is likely stored in one of these locations: : Search for the date July 23, 2021 . IMG_20210723_121410_738.mp4
(e.g., the Tokyo Olympics began on this exact day). (I can provide technical steps for data recovery)
(I can search for popular videos from late July 2021). 2021 . (e.g.
: Check the DCIM/Camera folder on your phone or computer.