https://community.usa.canon.com/t5/Camcorders/Canon-XF100-Auto-Focusing/m-p/279307#M3539 <P>Do multiple people use the cameras?</P><P>&nbsp;</P><P>Poor indoor lighting can cause focus to "hunt".&nbsp;&nbsp;In addition, certain colors can also affect focus.&nbsp; Not sure what you are filiming or the conditions?&nbsp;</P><P>&nbsp;</P><P>Factory reset one of the camcorders and see if it continues to behave the same.</P> Thu, 15 Aug 2019 04:31:21 GMT shadowsports 2019-08-15T04:31:21Z https://community.usa.canon.com/t5/Camcorders/Canon-XF100-Auto-Focusing/m-p/279292#M3538 <P>At our church we have 2 Canon XF100 camcorders. The past few weeks they both appear to be randomly focusing in and out in the center of the screen. Auto focus is off, face detection is off. What could it be? This is after 4+ years with ZERO issues.</P> Thu, 15 Aug 2019 00:02:10 GMT https://community.usa.canon.com/t5/Camcorders/Canon-XF100-Auto-Focusing/m-p/279292#M3538 bubbanuker 2019-08-15T00:02:10Z https://community.usa.canon.com/t5/Camcorders/Canon-XF100-Auto-Focusing/m-p/279307#M3539 <P>Do multiple people use the cameras?</P><P>&nbsp;</P><P>Poor indoor lighting can cause focus to "hunt".&nbsp;&nbsp;In addition, certain colors can also affect focus.&nbsp; Not sure what you are filiming or the conditions?&nbsp;</P><P>&nbsp;</P><P>Factory reset one of the camcorders and see if it continues to behave the same.</P> Thu, 15 Aug 2019 04:31:21 GMT https://community.usa.canon.com/t5/Camcorders/Canon-XF100-Auto-Focusing/m-p/279307#M3539 shadowsports 2019-08-15T04:31:21Z