After you remove or transfer your SIM card, insert the tray completely and in the same orientation that you removed it (it will fit only one way). Use only the SIM tray that came with your device. For example, a SIM tray from an iPhone 6s will not fit in an iPhone 7.
Total test time is 205 minutes if taking the Writing/essay. Without the essay, the ACT is 155 minutes actual test time. Individual sections are always in the order of: English (45 mins.); Math (60 mins.); Reading (35 mins.); Science (35 mins.); and, optional Essay (30 mins.).
How much time do you have to take the ACT? The ACT test is quite possibly one of the most grueling exams a student will take in their lifetime. It consists of 215 multiple choice questions, covering the subjects of English, Mathematics, Reading and Science, plus an optional writing essay.