We know sometimes you have problem with removing stremio with uninstaller. You can remove it manually Simply delete these folders:
C:\Users\<your User NaMe\AppData\Local\Programs\LVN
C:\Users\<your user name>\AppData\Roaming\stremio
C:\Users\<your user name>\AppData\Local\Smart Code ltd
Also you might have
stremio-cache folder located in different location if you have changed its Drive in the settings, then you will have to remove it manually also.