Version 126.96.36.199 will not download, it appears v188.8.131.52 currently loaded and working has sections that cant be overriden. Should i uninstall existing first, would i loose my data? i
You can delete the plugin through Programs & Features (it will be listed as OutlookTodoist) and then download and install the new version. If you've been online lately, then all your data in Todoist has been synced and will be available on any platform after logging into your account.