I’m having trouble bringing up videos that I took when I took pictures
I’m having trouble bringing up video pictures that I took
Do you mean you are having trouble viewing "live photos" on your device? Those are the photos that have a short video connected to them. More information about them here https://support.apple.com/en-us/HT207310
What kind of phone are you using? You muse have an iPhone 6s or later to take them.
I’m having trouble bringing up videos that I took when I took pictures