To be safe (assuming there's room on the stick) I would save the updated files to the stick (with a different name) then, having made sure they will open OK, delete the old from the stick. Belt and braces, but one never knows!
OnePlus 5 review
Alice Saey's mesmerising animation for Dutch singer Mark Lotterman
iPad Pro 10.5in (2017) review
Comment faire une capture d’écran sur un Mac ?