Changing your test date, test center, or testing time. If you have already scheduled your test appointment and wish to change the date, time, or location of your test appointment, you may reschedule your test appointment through your account by following the instructions provided.

The deadline for rescheduling your test appointment is 24 hours before your scheduled testing time. There is no fee for rescheduling a test appointment.

Changing your test selection. If you wish to change the test for which you registered, you must first withdraw your registration for the original test and submit a new registration for the new test.