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Troubleshooting common wireless connectivity problems

The most support requests received so far are on issues relating to wireless connectivity between computers, devices and modem. Following are the different solutions advised:

Make sure wireless adapter is enabled on the computer or device. If wireless network name (SSID) is hidden, make sure to type the exact name as on wireless configurations in [...]

Dell 2230d printer “XPS” driver issue with excel files.

I had this problem for quite a while now. Excel files were printing one cell per page when trying to using the “XPS” driver of Dell 2230d printer. This means instead of one sheet per paper, the printer was trying to print hundreds of pages with only one cell on each page.

After searching through [...]

Error 451.4.4.0 DNS query failed

“DNS query failed” is the most common error I come across while troubleshooting mail flow for my clients. In this post I will publish all the troubleshooting I have perform to resolve the error.

If Exchange server is on windows 2008, please make sure IPv6 is disabled in the network adapter settings. Make sure the [...]