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Questions tagged [laptop]

Laptops (also called notebooks) are portable personal computers with an integrated screen and keyboard. They come in a variety of sizes.

21
votes
4answers
26k views

Can I safely charge my laptop with a non-standard, third-party charger?

I have a Toshiba Satellite laptop. My charger has stopped working.I have access to a Lenovo charger. Can I use this charger on my laptop?
119
votes
9answers
92k views

Can I use my laptop as a second monitor?

Is it possible to make my laptop's screen act as a second monitor for my desktop computer?
149
votes
7answers
75k views

Is it better to use a laptop on battery or on AC power?

When I'm at home, is it better to use the laptop plugged into AC power, or with just the battery, for the overall battery life?
222
votes
6answers
133k views

Should laptops remain plugged in when their battery is 100% charged?

When your laptop's battery is 100% charged, should you leave it plugged in so any battery power doesn't get used, or will that cause overcharging, overheating, etc.? Should the laptop be unplugged ...
10
votes
1answer
35k views

My keyboard is typing by itself, could there be a ghost in it?

The keyboard on my laptop seems to be typing by itself:It sometimes types characters like 134, whether by itself or when I hit certain keys.Repeating characters may appear unexpectedly.The system ...
54
votes
11answers
171k views

Laptop power supplies, does current matter?

I have two laptops (same manufacture), with the same type of power connector.However, the power supplies/transformers are slightly different. The output on the first laptop's power supply is 15.6&...
8
votes
5answers
17k views

Reset or remove the BIOS password on my laptop

I have a laptop but forgot the BIOS password. I cannot go beyond the BIOS password screen and need to continue.Is there any way I can reset or even remove the BIOS password on my laptop?
23
votes
8answers
1k views

What are some good practices for making sure my laptop battery serves its full life?

Basically, I'm looking for some do's and don'ts. Is it bad to keep my laptop plugged in when I'm not using it (majority of the time)? Is it bad to plug it in once I've finished using it (with it ...
62
votes
11answers
292k views

Connecting 2 External Monitors to a Laptop?

Equaling 3 Displays Total (or 2, if the laptop display cannot be used).I work at home on two large monitors, but at the office on a laptop with a single large monitor. Is it possible to attach two (...
6
votes
3answers
3k views

Can a 20V 4.51A power supply be used with a computer that requires a 19V 3.42A power supply? [duplicate]

I have a laptop that says it needs a 19V 3.42A power supply. I have a Dell 20V 4.51A power supply.Can I use this power supply with my laptop, or will it destroy the machine?
28
votes
8answers
313k views

How can I disable my laptop's built-in keyboard in Windows 7?

I have a HP Compaq Presario C700 laptop with Windows 7 installed on it.My laptop's keyboard is not working properly; some keys never work and some keys will keep on pressing. I've formatted the OS ...
58
votes
6answers
33k views

What is it that kills laptop batteries?

There are many superstitions on what you must never do lest your battery become worthless - and by worthless I mean hold about 16 - 24 seconds of charge. This has happened to every laptop I have ever ...
10
votes
8answers
17k views

I just spilt coffee on my laptop, what should I do?

I have just dropped a half full latté on my company laptop and am not sure what to do.Is there a way I can make sure that my laptop is usable again?What steps must I go through to improve it's ...
24
votes
3answers
17k views

Laptop randomly waking up=Hibernate / Low Battery?

A (Windows 7) laptop has been annoying me since the day we got it. When it is put to sleep (the lid closed), it seems to intermittently wake up randomly during the night (i.e., 10pm, 1:30am, 7am, etc.)...
17
votes
3answers
78k views

Can I use a power adapter with more current but lower voltage on another laptop? [duplicate]

Possible Duplicate:Laptop power supplies, does current matter?I have the opposite problem outlined in Laptop power supplies, does current matter?My AC adapter (19 V, 3.95 A, 75 W,...

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