https://help.boox.com/hc/en-us/community/posts/30855438796948--Cancel-Now-100-refund-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-24-hours-Support https://help.boox.com/hc/en-us/community/posts/30855438796948--Cancel-Now-100-refund-Can-I-cancel-American...