Lincoln SpectorContributing Editor, PCWorld

Freelance journalist (and sometimes humorist) Lincoln Spector has been writing about tech longer than he would care to admit. A passionate cinephile, he also writes the Bayflicks.net movie blog.

How to set up two monitors

Ray Raulerson asked about running a computer with two monitors

Stop the Shockwave Flash Chrome crash

M A Hameed has a Chrome problem. Web pages suddenly die in Chrome with "Shockwave flash has crashed" messages.

Speed up a slow PC without buying new hardware

Gamersim17 complains that his PC is "moving extremely slowly and not performing like it should." He asked the Desktops forum for advice.

Recover files from a dead external drive

Xolelwa Mzili's PC no longer sees her external hard drive. Can she recover the files?

Disable Windows' logon password

Don doesn't need to keep other people off his PC. He asked me how he could skip the logon screen and boot directly into Windows without a password.

Extend your Wi-Fi network throughout the house

The wireless signal from Aidan's router doesn't reach throughout the house. Here are a few ways to fix the problem.

What you need to know about privacy, email, and particularly Gmail

Pritesh Singh asked if anyone other than the intended recipient can view files attached to a Gmail message.

The mysterious ~$ files--nothing to worry about

Lillian Lim noticed strange files appearing and disappearing. The file names always begin with ~$.

How to open a file with a strange extension

Red Eye Rose received a file with a strange extension. She doesn't know into what program she should load it. Neither does Windows.

Understand the limits of a virtual computer

Amin Inshassi asked the Desktops forum for details about what can and can't be done with a virtual machine.

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Actually, you do need to share your passwords

No one stays healthy forever. At some point, your loved ones will need access to all of your accounts. You can make that job easier for them.

What to do if your PC shuts down and automatically reboots

Norman Barrett's PC is "stuck in a boot loop." When he tries to start it, it continually reboots and starts over.

How to find out if your RAM is defective

Kleyou asked the Answer Line forum for advice about a misbehaving computer that likely has memory issues

Connect your PC to your HDTV, and control it from across the room

Peter asked me for the best way to connect a PC to an HDTV, and, once connected, how best to use it

Control how Windows locks down and saves power when you're not using it

What happens when you get up and walk away from your PC? I answer a reader's question about setting Windows to secure itself and save power when not in use.