A .7z file is a compressed archive format managed by the 7-Zip software.
If "Soso.7z" refers to a specific document or file you are trying to open, it is likely a compressed file related to records or data downloads. Soso.7z
Install the free, open-source file archiver. Soso.7z
If you can provide more context, such as or what type of data you expect it to contain , I can provide a more specific guide. UCC Filing How-To Guides - the Texas Secretary of State Soso.7z
Right-click the soso.7z file, select 7-Zip, and choose "Extract Here" or "Extract to [Folder Name]".