Open unknown File Type in Windows 11/10 You can identify, run or open any file with an unknown File extension on Windows 11/10 using one of these free software or online tools.

EXE files will not open or not working A corrupted Registry, caused either by bad software or malware or any other reason, can lead to your Windows being unable to open exe file types.

MacOS also enables you to open a zip file without any special software tools simply by double-clicking it. A zip read or created on Windows, MacOS or another operating system will behave the same way.

If you want to search the entire computer, open any folder in File Explorer, go to This PC (or the name of your PC), and find the (C:) drive.

Picture tools File Explorer contains some basic photo tools as well, but they’re hidden by default. Open a folder with photo files inside, then click on one.