You are downloading the Password Keepers AppX file v18.104.22.168 for Windows Phone. Password Keepers is a free and useful Productivity app: Memory like a sieve? Now there’s no need to remember all those password that you have to do. Remember only one account password (for Password ... You can now download the offline AppX file to install & try it.
Download Locations for Password Keepers 22.214.171.124 AppX file
Important Notice: Now Due To Unspecified Limitations, You Can Not Use The Offline AppX File To Install It Any More.
To try to install it manually from an SD card, you should choose one of the server location above to get the offline Password Keepers AppX file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.