computer

Infopackets Reader 'miannone' writes: " Dear Dennis, I recently purchased a new [Windows 8.1] desktop computer (or so I thought) from a big box electronic store. It should be noted that I did not utilize the 'pay-for-setup' process that the sales ... people attempted to convince me was the only way to go. I took the machine home ... [and booted it up] first time. It went through all the necessary updates; ... [once complete, I started] the customization. It was then I noticed that [my hard drive already had a user named 'Sam' defined on it. For example, even though I am the only user on this ... (view more)

Infopackets Reader John R. writes: " Dear Dennis, I have a question regarding how to make a custom built external 2.5 inch USB hard drive (similar to the Western Digital My Passport drive). First, can you tell me: do external USB hard drives operate ... similar to 3.5 inch hard drives found in PCs? Also, are 2.5 inch hard drives just as reliable as the 3.5 inch desktop PC hard drives? Lastly, do you have any recommendations for external 2.5 inch hard drive enclosures? " My Response: For what it's worth, the Western Digital MyPasport hard drive is a solid unit (I own the 2TB model ), but it tends ... (view more)

Infopackets Reader 'Lagrangestacy' writes: " Dear Dennis, How can I recover a video from today that was deleted from my phone? " My response: You didn't mention which phone you have, so I will provide general information on file recovery for mobile ... phones using a PC. First and foremost: mobile phones use either micro SD memory card to store data, or internal phone memory, or both. Depending on where the deleted video is stored, you can try to use your Windows PC to recover the files. You can either: a) Take out your micro SD card in your mobile phone and attach it to the ... (view more)

Infopackets Reader Fred S. writes: " Dear Dennis, I was very much intrigued by your article on Windows 10 Technical Preview . I understand this is a beta operating system and it most likely contains a lot of bugs. At the same time, I'm also very ... excited to try it. In your previous article, you mentioned I could run Windows 10 as a virtual machine . I don't have much knowledge or experience with virtual machines, and was wondering if you could elaborate a bit more on the subject? " My Response: Certainly. You can think of a virtual machine as a computer within a computer. For ... (view more)

Security researchers have purposely unleashed tools that could help hackers use USB drives to secretly spread malware on computers, including mobile devices with USB ports. The goal in releasing such tools is to coerce USB drive manufacturers into ... doing more to protect consumers against such attacks. The attack vector was initially reported in early August of this year, and until now was only theoretical. The tools were released by security researchers Adam Caudill and Brandon Wilson. Their campaign is inspired by the unveiling of " BadUSB ," a type of attack that uses a USB thumb ... (view more)

Infopackets Reader 'rbruner' writes: " Dear Dennis, I have an older, but still viable Systemax XP computer that was upgraded to Windows 7 . The problem is that the unit powers down within a few minutes of powering on. I have already replaced the ... motherboard and power supply , kept the CPU (an AMD 4400+, circa Q4 2008). When I boot into safe mode, the unit is operational, but but if I boot up Windows 7 normally or insert a Ubuntu Linux Live CD, my PC will crash. Should I try another CPU? " My response: Based on what you're telling me, the issue might be hardware-related, ... (view more)

The United States Federal Trade Commission (FTC) thinks Amazon.com should be on the hook for unauthorized purchases made by children while using apps on their smartphones, tablets, and even computers. In a recent complaint filed in a U.S. court, the ... FTC says parents whose children made unauthorized purchases should receive refunds from Amazon. The problem surrounds free-to-play games that are easily downloaded onto mobile devices; such games typically start out with a basic character and story, but then require players to make expensive (though easy to complete) 'purchases' in order to see ... (view more)

If Google's latest acquisition is any indication, sound could be the key to enhanced login security. Set up by former members of the Israeli military, SlickLogin is based around high-frequency tones, virtually inaudible to the human ear. In theory ... the system could be used as the main way to log in to a site, but Google seems more likely to use it for two-factor authentication. The idea of two-factor authentication is to combine two different types of security measure: something you know, and something you have. With the system Google already uses, the 'something you know' is your ... (view more)