If you’re like me, you probably install printers on your Windows 7 laptop whenever you need to print and you’re not at home. This is fine, but I recently noticed I had 10 printers installed that I never use because they were one time printers installed while traveling. I also realized that just because you […]
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Change the Windows Login Screen Background Image
When you login to your Windows 7 computer (assuming you haven’t used something like this tutorial to turn on automatic login), you’ll generally see a login window with a background looking something like this. It’s fine; there’s nothing wrong with it. But sometimes a change is good so in this article we’ll show you how […]
Remove Windows.old Folder in Windows
If you have upgraded Windows XP, Windows Vista or Windows 7 to Windows 8, you may find that you have a large Windows.old folder on your system. You can also get a Windows.old folder if you end up doing a refresh of your Windows 8 PC. Lastly, if you do a custom install of Windows […]
Windows update Reboot Loop
If your computer is continuously asking to reboot to install updates on your computer. The reason for this maybe down to a registry key stuck on the machine. When you update your machine this Key is added to the registry and then deleted when you reboot. HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\WindowsUpdate\Auto Update\RebootRequired To remove this go to the Windows […]
Limiting SQL Server memory usage
Use the two server memory options, min server memory and max server memory, to reconfigure the amount of memory (in megabytes) in the buffer pool used by an instance of SQL Server. By default, SQL Server can change its memory requirements dynamically based on available system resources. When configured with a min server memory setting, […]
SMTP errors and reply codes
Sometimes your SMTP server may return a particular error message. The problem is that it will generally be very cryptic, like “550 Requested action not taken: mailbox unavailable” or “421 Try again later”. What does these numbers mean? First of all: not any reply code is an error. Sometimes it’s just a response containing a […]
Set Logon Hours on Active Directory
To set logon hours Open Active Directory Users and Computers. In the console tree, click Users.Where? Active Directory Users and Computers/domain node/Users Or, click the folder that contains the user account. Right-click the user account, and then click Properties. On the Account tab, click Logon Hours, and then set the permitted or denied logon hours […]
What is a Hub
A Hub is a common connection point for devices in a network. Hubs are commonly used to connect segments of a LAN (Local Area Network). A hub contains multiple ports. When a packet arrives at one port, it is copied to the other ports so that all segments of the LAN can see all packets. […]
How to Upgrade to Windows 10
Microsoft is making Windows 10 available as free upgrade for qualified Windows 7, Windows 8.1, and Windows Phone 8.1 devices. It will be available starting July 29, 2015; people can reserve their free upgrade today. You only have until July 29, 2016 to take advantage of this offer. Once you upgrade, you have Windows 10 […]
Autosensing Network Adapters
Network adapters that support both traditional and Fast Ethernet choose the speed at which they run through a procedure called autosensing. Autosensing is a feature of so-called “10/100/1000” Ethernet hubs, switches, and NIC’s (Network Interface Card). Autosensing involves probing the capability of the network using low-level signalling techniques to select compatible Ethernet speeds. Autosensing was […]