https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/quot-Please-wait-a-while-quot-message-after-changing-ink/m-p/170245#M4635 Right after i changed both ink catridges, my PIXMA MX 534 started displaying " Please wait a while" message preventing doing any operation (whether printing ir copying). The message appears after around 2 minutes of turning on.<BR />I did cleaning, deep cleaning, alignment but nothing worked. Sat, 16 Apr 2016 11:07:56 GMT Ghassanayan 2016-04-16T11:07:56Z https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/quot-Please-wait-a-while-quot-message-after-changing-ink/m-p/170245#M4635 Right after i changed both ink catridges, my PIXMA MX 534 started displaying " Please wait a while" message preventing doing any operation (whether printing ir copying). The message appears after around 2 minutes of turning on.<BR />I did cleaning, deep cleaning, alignment but nothing worked. Sat, 16 Apr 2016 11:07:56 GMT https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/quot-Please-wait-a-while-quot-message-after-changing-ink/m-p/170245#M4635 Ghassanayan 2016-04-16T11:07:56Z