If the file is in a folder like C:\Program Files\PCSX2 or a Comodo directory, it is likely a legitimate leftover from a software update.

Application binaries, DLLs, configuration data, or license files

If you have encountered an "Update.7z" file and are unsure of its origin, follow these steps to verify it:

The file is a generic name for a compressed archive used by various software applications and systems to deliver updates, patches, or configuration files. Because it is a common name, its purpose and contents depend entirely on the software that created it. Overview of "Update.7z"

All jobs. Filter by job status. macOS. Linux. Run details. Usage. Workflow file. UsageWorkflow file. Triggered via push last year.

Given that attackers use this generic name to hide malicious payloads, always scan the file with an antivirus or upload it to a service like VirusTotal before attempting to open it.