: Right-click the file and select "Extract All" or use a tool like 7-Zip.
The file is a specific build of an indie game or software project, likely distributed via platforms like Itch.io or Patreon . The naming convention suggests it is an early "beta" (b) or development build for PC.
Make sure to move your save files to the new folder if you’re upgrading from 0.2.2, otherwise you might lose progress.
: Often, specific builds like "0.2.3b" are released to supporters for testing before a wider public release. Community Perspectives