I have Windows7 Ultimate installed on my PC. The new updates have arrived for the version of Windows. While I am trying to download the update for it this error 643 windows7 is occurring. I tried to change the internet connection several times, but this error keeps appearing on the screen. How can I fix this error?

I have the Hp laptop which I purchased two years ago. It has four GB ram and one TB hard disc. Recently I installed Catia software while running it on the laptop it hangs too much. Tell me what to do when the laptop hangs because before installation of the software, it hanged rarely and now it hangs very much.

Hi! Recently I have purchased JBL’s Bluetooth speakers. I usually connect them with my phone via Bluetooth, but I have installed some audio songs on my laptop that’s why I want to connect them with my laptop via Bluetooth. Provide the steps for how to connect the Bluetooth speaker to the laptop.

I recently installed some applications on my laptop and after the installation had to boot the PC, so I clicked on the ‘Restart’ option. When the laptop was booting, firstly it was taking too much time to boot compared to its usual boot-up time. Then, after waiting for some time, this Lenovo error code 0xc00000e9 starts appearing on the screen. I tried to do the process again, but the same issue is happening. How can I fix this problem?

I purchased a new Hp printer and just installed its drivers on the computer. But I found the printers name a bit difficult to detect. It somewhat matches to some other important files so, it is the possibility to get confused at the time of hurry. Is it possible to change the name or rename the printer? Mention the steps for how to rename a printer.

I have the Lenovo laptop with Windows10 pre-installed in it. I have some important documents which I want to take a screenshot for further use. But, I don’t know how to take a screenshot on the Lenovo laptop. Mention the steps to print screen on Lenovo keyboard.

I like playing games in my free time. This time I’m trying to download and install Counter-Strike on my PC. Whenever I try to install it, either it fails, or some error message appears on the screen. Provide the steps for how to install counter strike source.

Hi! I was thinking about creating some separate locked folders to store some personal documents in them because I don’t want some people to identify the presence of those documents on my computer. Please provide the steps for how to create a locked folder on windows to store some important documents?

Hi! I work in a company, and my boss ordered me to turn on the firewall of the system provided to me to increase the security of the important official document so that outsiders cannot attack them. Please provide the steps for how do I turn on my firewall on my PC?

I purchased the Canon LBP 2900 printer recently. I want to install the driver of it on my Dell PC. I don’t know out how to do so. One installation disc is present with the printer. How can I install the printer driver with the help of the installation disc?