Welcome to the Macintosh Frequently Asked Questions list. This list contains some of the most freqently asked questions that our tech support desk receives from our Macintosh customers.. If you are having problems with your internet connection, we recommend reading through this list, as your question may be listed here. As a general rule, if you are having problems with your computer, it's always a good idea to restart your system. Sometimes this is the best medicine. This is done by going to the Special Menu, and clicking on Restart.  If this doesn't seem to solve your problems, please read through the list below to see if your problem is listed. If you still can't find your problem, please call our tech support line at 865-4736 or send an email to our tech support address at support@isdnllc.com.
 

1. What are the DNS numbers and the Dial Up number for Kearney.Net? Click here for the solution.
2. My computer keeps telling me that it can't detect a dialtone. Click here for the solution.
3. I'm trying to download my email, and it's taking forever, or just stops completely and locks up. What's wrong? Click here for the solution.
4. My Macintosh keeps locking up or crashing. What can I do to prevent this? Click here for the solution.
5. I've heard that I need to "rebuild the desktop file" at least once a month. How do I do this? Click here for the solution.
6. Do I have a web page with Kearney.net? If so, how do I get the page up on the internet for all to see? Click here for the solution.
7. My internet connection keeps hanging up on me. Click here for the solution.
8. Every 5 minutes, the Mac keeps asking me if I would like to disconnect from the internet. How can I turn this off? Click here for the solution.
9. I keep getting messages with the extension ".exe" on the end of the file's name. What is this? I can't seem to open the file. Click here for the solution.
10. Whenever I download files for the Macintosh, or people send me email attachments, they have an "hqx" or "sit" or "sea" extension on the end of the file's name. What is this, and  how do I use these files? Click here for the solution.
11. I can connect to the internet OK. But when I try to go anywhere on the internet, or check my email, nothing works. What causes this, and how do I fix the problem? Click here for the solution.
12. What about viruses? Do I have anything to fear from them? How many viruses are there for the Mac, and what can I do to protect my system? Click here for the solution.
13. I keep hearing about these viruses called "Happy99", "Melissa", and "Worm.ExploreZIP". Can these hurt my Macintosh? Click here for the solution.