If you are preparing these for an application, keep in mind the current requirements in the Czech Republic:
If this is a file you received from a photographer, it likely contains several versions (different crops or resolutions) of your portrait. AAA-Fotky do ZP 2023.zip
As of recent years, physical photos are often not required if you have a valid digital photo in the government's registry (e.g., from a passport or ID card). If you are preparing these for an application,
Are you trying to them to the police or a government portal? Do you need to know the for these photos
Do you need to know the for these photos?
Based on the filename (which translates from Czech as "AAA-Photos for Firearms License 2023"), this likely contains portrait photographs intended for a application in the Czech Republic. Important Notes Regarding Firearms License Photos:
