Safari's Intelligent Tracking Prevention (ITP) blocks the Add-on Store from functioning properly, at least when the store is curated within an organization such as UiT. Turning off ITP makes the Store function properly, and the grammar checker add-on can be installed. The crucial setting is this:
Information on how to work around this restriction for add-ons can be found here:
Safari's Intelligent Tracking Prevention (ITP) blocks the Add-on Store from functioning properly, at least when the store is curated within an organization such as UiT. Turning off ITP makes the Store function properly, and the grammar checker add-on can be installed. The crucial setting is this:
Information on how to work around this restriction for add-ons can be found here:
https://docs.microsoft.com/en-us/office/dev/add-ins/develop/itp-and-third-party-cookies