Mar 2, 1: Create a new user , and test the speed from that new user. It should work fine. If so, just migrate your data, and delete the old user account including the home folder. Internet very slow on iMac but not on any other devices on the same wifi network More Less. Communities Contact Support. Sign in. Browse Search.
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Is there anyway to test it using an Ethernet cable. Have you installed any third party blockers or AVware?
Anyone that lives in an apartment with lots of neighbours will be familiar with the poor performance that WiFi sometimes gives. Move the router to a central position in the house or near where you intend to connect to it most frequently and make sure the aerial s is pointing in a sensible direction.
It might seem like common sense advice, but if you really want the fastest Internet possible then you need to arrange a suitable premium package with your Internet Service Provider. Otherwise, jumping ship to another ISP can often reap rewards with special introductory offers and discounts.
Your router or modem is the physical link between your Mac and the outside world. You can access it from your Mac by typing in its IP address such as There may be an administrator password so you need to know that before you can make any changes to the settings.
Typical values that you might see are:. Turning on security on your WiFi connection ensures that nobody else can use your Internet connection.
Note that this backup interval is specified in seconds, so one hour which is the default has a value of 3, Your Internet speed might seem very slow if you have dozens of open tabs in your browser, or applications which remain permanently connected to the Internet. However, some people swear by other popular browsers such as Firefox and Chrome.
There are a few apps which promise to optimise your Mac and speed it up. Applications which free up your disk space and memory can also help to increase your Internet speed. This site uses Akismet to reduce spam.
Sep 22, Internet running slow on Mac? It happens Learn 10 ways to fix the slow internet and increase your Mac overall Why is my Internet so slow?. Oct 29, If you're using OS X Mountain Lion or later, you can use Wireless Symptom: My Mac does not connect to the Internet . If Internet access is slow on your computer, confirm your network supports the correct Wi-Fi standards.
Learn how your comment data is processed. Make sure your Mac is not close to a corner or a wall. Also rotate it and see if the performance improves.
I moved and had terrible problems. Then I saw this advice on the web and so moved my Mac. Instant improvement. If for example the Duplex settings are different, then you might want to change them back to the standard settings.