https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/I-cannot-Reset-canon-rebel-T2i-to-original-settings/m-p/169222#M48108 <P>You might try removing the battery overnight. &nbsp;The instructions for resetting the T2i is on page 144 of your manual.</P><P>&nbsp;</P><P>Here's a link to your camera's manual from Canon, if you don't have it.</P><P>&nbsp;</P><P><A href="http://gdlp01.c-wss.com/gds/9/0300004289/02/eosrt2i-eos550d-im3-c-en.pdf" target="_blank" rel="nofollow">http://gdlp01.c-wss.com/gds/9/0300004289/02/eosrt2i-eos550d-im3-c-en.pdf</A></P> Sun, 03 Apr 2016 13:29:14 GMT ebiggs1 2016-04-03T13:29:14Z https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/I-cannot-Reset-canon-rebel-T2i-to-original-settings/m-p/169201#M48106 <P>I am having trouble w autofocus, when I tried to reset to default settings I get a busy reply.</P> Sun, 03 Apr 2016 00:45:40 GMT https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/I-cannot-Reset-canon-rebel-T2i-to-original-settings/m-p/169201#M48106 Kath 2016-04-03T00:45:40Z https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/I-cannot-Reset-canon-rebel-T2i-to-original-settings/m-p/169222#M48108 <P>You might try removing the battery overnight. &nbsp;The instructions for resetting the T2i is on page 144 of your manual.</P><P>&nbsp;</P><P>Here's a link to your camera's manual from Canon, if you don't have it.</P><P>&nbsp;</P><P><A href="http://gdlp01.c-wss.com/gds/9/0300004289/02/eosrt2i-eos550d-im3-c-en.pdf" target="_blank" rel="nofollow">http://gdlp01.c-wss.com/gds/9/0300004289/02/eosrt2i-eos550d-im3-c-en.pdf</A></P> Sun, 03 Apr 2016 13:29:14 GMT https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/I-cannot-Reset-canon-rebel-T2i-to-original-settings/m-p/169222#M48108 ebiggs1 2016-04-03T13:29:14Z