High-profile malware campaigns often use generic names like "holiday" or "invoice" in compressed archives to trick users into running malicious payloads.
Right-click the file and select Extract All... . For encrypted (password-protected) files, you will need the 7-Zip software or WinZip .
A file is a compressed archive containing one or more files, typically bundled to save space or for easier sharing. While the name suggests personal content like vacation photos or travel documents, the .7z extension indicates it was created using the 7-Zip archiver. How to Safely Open a .7z File
Large holiday video collections may be split into smaller parts (e.g., holiday.7z.001 , holiday.7z.002 ). You must have all parts in the same folder to extract them successfully.
Because 7z files can contain any data, including software or potentially harmful scripts, you should always verify the source before extracting it.