Double-click the file, and it will automatically unzip into a regular folder.
Use a "Files" app to tap the archive and preview the contents.
I can't see the specific contents of a file named because it is a local file on your device. Zip files are compressed folders that can contain any variety of documents, images, or software. To see what's inside, you can usually:
Right-click the file and select "Extract All..." or simply double-click it to peek at the files.
The name "t (6)" suggests it might be a repeat download of a file originally named "t". Did you recently download , work documents , or media from a specific website?