After upgrading to Big Sur 11.3 on my iMac I can no longer open certain websites on Safari such as Facebook and Drudge, etc. Some websites open fine. I tried resetting PRAM and NVRAM, but still the same issue.
iMac Line (2012 and Later)
Clear your saved website data and cookies, and try again.
See this link > Manage cookies and website data in Safari on Mac - Apple Support
Boot into Safe Mode, and try again.
See this link > How to use safe mode on your Mac - Apple Support
Disable and remove any add-on ad-blockers, add-on anti-malware, add-on VPN clients, or add-on cleaner apps per vendors' instructions, reboot, and try again.
Clear your saved website data and cookies, and try again.
See this link > Manage cookies and website data in Safari on Mac - Apple Support
Boot into Safe Mode, and try again.
See this link > How to use safe mode on your Mac - Apple Support
Disable and remove any add-on ad-blockers, add-on anti-malware, add-on VPN clients, or add-on cleaner apps per vendors' instructions, reboot, and try again.
Thanks, rebooted in Safe Mode, discovered no more issues, then rebooted again and all the issues were resolved.
safari will not load
safari will n ot load
Same exact issue and same websites won't open on my MacBook using Big Sur 11.3, this problem wasn't there before.
Safari not opening some websites big sur 11.3
