Some students have found creating another user account with "Allow user to administer this computer", restarting the Mac and logging with the new user account allowed them to start LockDown Browser. We also recommend doing a complete power down and restart of your Mac.įor Macs, the "a4 error" can be due to permissions issues with the specific user account on the Mac. For Macs, you should check settings in System Preferences->Security & Privacy. These domains may need to be added as "trusted sites" in security settings on the local computer and may need to be added to network firewalls or routers. Error Code a4: Update Check Failed: (on Mac). Please verify LockDown Browser can access the following domains at start-up: If your instructor has given you a practice test using LockDown Browser, take the practice test on the. Honorlock, Proctorio, and MonitorEDU are alternative.
Both students and teachers will need to download the app to use the program to take exams online and to review test results. This can happen when your internet connection fails, or when security settings or another application blocks access to the Respondus servers. Respondus LockDown Browser is an online proctoring software that is used in the education field to monitor students while they take tests. For LockDown Browser-Mac, the "Update Check failed" warning typically indicates security settings or another application is blocking access to the Respondus servers that LockDown Browser accesses at start-up.
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