If your download isn't finishing, the installer file is disappearing, or the installation is ending prematurely, check if your anti-virus is interfering.
A common culprit is Segurazo / Santivirus / Segantivirus. It commonly causes installation issues, and most of our users don't know they have it installed.
Remove Segurazo
- Uninstall Segurazo completely.
- Restart your computer.
In newer variants of Segurazo, you will need to boot into safe mode and use a removal tool such as Malwarebytes.