Files ending in .7z.001 , .7z.002 , and .7z.003 are parts of a multi-volume 7-Zip archive. To access the contents, you must have in the same folder. Opening just the .003 file will result in an error; you must open the .001 file to begin the extraction process. Likely Contents: Symbian Emulation
Given the naming convention, this file is frequently found in community-driven preservation archives such as the Internet Archive or GitHub-hosted Symbian projects. It usually contains: SymbianConsole.7z.003
Within the emulator, you will need to point to the extracted ROM files to "mount" a specific Symbian device, then use the "Install" function to add games. Files ending in
Collections of N-Gage or Series 60 (S60) games in .sis or .app formats. Files ending in .7z.001