Https://help.boox.com/hc/en-us/community/posts/30852008788244--%F0%9D%9F%99-%F0%9D%9F%A0%F0%9D%9F%9D%F0%9D%9F%9D-%F0%9D%9F%9D%F0%9D%9F%9A%F0%9D%9F%9E-%F0%9D%9F%98%F0%9D%9F%99%F0%9D%9F%9F%F0%9D%9F%98-Can-I-cancel-American-A%F0%9D%95%9Ar%F0%9D%95%9Di%F0%9D%95%9Fe%F0%9D%95%A4-and-get-a-refund-A-A-Full-detailed-refund https://help.boox.com/hc/en-us/community/posts/30852008788244--%F0%9D%... https://help.boox.com/hc/en-us/community/posts/30852008788244--%F0%9D%9F%99-%F0%9D%9F%A0%F0%9D%9F%9D%F0%9D%9F%9D-%F0%9D%9F%9D%F0%9D%9F%9A%F0%9D%9F%9E-%F0%9D%9F%98%F0%9D%9F%99%F0%9D%9F%9F%F0%9D%9F%98-Can-I-cancel-American-A%F0%9D%95%9Ar%F0%9D%95%9Di%F0%9D%95%9Fe%F0%9D%95%A4-and-get-a-refund-A-A-Full-detailed-refund