When using institutional editions, you can’t build your tree and attach records to it (you can download them and attach them later).
You can also ask your favorite local library whether they offer library edition access to Ancestry, Findmypast or MyHeritage, or you can visit a FamilySearch Center near you to use their institutional subscriptions. When using institutional editions, you can’t build your tree and attach records to it (you can download them and attach them later). Access to some record collections may also be limited.