![]() Safe mode is much slower to start up and run than normal, with limited graphics performance, and some things won’t work at all, including sound output and Wi-Fi on certain models. Note: If FileVault is enabled in OS X 10.9 or earlier, or if a firmware password is set, or if the startup volume is a software RAID, you can’t do this. Start up in safe mode and log in to the account with the problem. The purpose of the test is to determine whether the problem is caused by third-party software that loads automatically at startup or login, by a peripheral device, or by corruption of the file system or of certain system caches.ĭisconnect all wired peripherals except those needed for the test, and remove all aftermarket expansion cards, if applicable. Don’t be disappointed when you find that nothing has changed after you complete it. Please read this whole message before doing anything. I've since changed back to my original numbers.īandwidth is about the same, but latency is a bit lower in Recovery. ![]() *I didn't run an uninstall on these programs but just moved them to the trash, so perhaps this is necessary?Ĭhanging my DNS numbers to openDNS numbers. Turning off the firewall in my security/privacy settings.ĭeleting a program silverlight, which I had recently downloaded to play video on a local website, so I'm not sure if this would be a factor.ĭeleted the program DivX, based on what I have read in another similar forum post. When I try the speedtest on certain sites powered by Ookla (like my CenturyLink or At&t support site, it won't even run the speed test, saying that there is a latency error, or that there is a firewall between my computer and the server). I thought it was the internet connection, but then I checked with an Ipad on the same connection, the internet speed was 7mbps (ping was 40). ![]() When using Ookla speed test, my ping is typically over 200 (sometimes as high 700) my download speed is around 3 mbps, when it typically is around 7. ![]() I have a mid 2012 macbook pro (non-retina),and recently started experiencing slower internet speeds. ![]()
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