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

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Trying to understand the difference between various batteries for Lenovo Thinkpad T520

There are various types of batteries for the laptop and I'm not sure which one is best. The one I have right now (which came with it), is not enough to last me through my back-to-back classes, so I am ...
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14 views

Laptop power supply wattage differences on identical specs?

I was comparing the Macbook Pro 15" 2015 (highest end) with the Lenovo W541 with similar specs (same CPU, very similar GPU, etc.) and the MBP is supplied with a 85W power adapter, while the Lenovo has ...
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16 views

Should I replace the AC charger as well when buying a new battery? [closed]

My notebook is already 4 years old, and it's battery basically died from one day to another (one day it could support the notebook for an hour, the next day I could get at most 2-3 minutes out of it). ...
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36 views

Laptop does not detect USB monitor

I have an AOC E1670SW USB monitor that I want to connect to my Windows 10 installed laptop. When connected, the monitor powers up but shows "No Signal" message. The laptop is unable to detect any ...
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35 views

Laptop randomly hangs, cannot open any programs

After being powered on for some time, my HP laptop running Windows 10 will lapse into an unusual half-frozen state. It does not seem to slow down, but I cannot open any programs or perform various ...
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Upgraded to Windows 10 - Touchpad disables itself in control panel when plugging power off laptop

I've upgraded to Windows 10. When I unplug power from my laptop, touchpad stops working - it gets disabled in the control panel. I can either plug the power back in to make it work, or plug a mouse ...
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32 views

Old monitor not displaying laptop input

I have an old Dell screen from an equally old PC, and it only takes VGA input. Conversely, I have a MacBook Pro which only has a HDMI port. So I bought a VGA -> HDMI adapter and attached it, then ...
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19 views

Can I use a different laptop power supply, same tip polarity, voltage, at least same amperage

My understanding is that new Lithium-Ion batteries can be dangerous because of some of the circutry surrounding them. To put it simply you do something wrong and they will start on fire or even ...
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42 views

Laptop Charger Short Damage

today while I was plugging in my laptop charger a really unfortunate incident happened. The laptop side plug fell down and made contact with the wall jack as I was plugging it in causing a short. It ...
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1answer
23 views

Noisy fan, can it be mechanical?

I have a Dell Latitude E5530. Recently the fan has started making aggressive buzzing noises. Not all the time, but as soon I'm running a Matlab computation or watching a movie - whenever the load is ...
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64 views

Touchpad is not working properly on my laptop

I have a Windows 10 Gateway NV570P10u laptop. I don't use this laptop for anything more than browsing and a little programming. I was testing out the new shortcut features to change orientation of the ...
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24 views

Is it bad/dangerous/damaging to set laptop fan speed to max all the time? [duplicate]

I use HWiNFO to set my fan speed to maximum (the maximum provided in HWiNFO, there may be higher speeds) all the time I am using my laptop to cool the processor and GPU while video editing and playing ...
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2answers
289 views

Turn off laptop's fan in Windows 10

My Lenovo laptop used to turn off its fan in Windows 7, this would save a lot of energy and battery would last maybe about 2 times more. After upgrading to Windows 10 however it never turns off. I ...
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2answers
19 views

Macs CPU temperature increases massively when charger is removed

So I was trying to kill a Java process the other day. I opened htop and looked for Java. This was the first time I really used htop so I figured I would set it up in a way I would like. I added the ...
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1answer
50 views

Lenovo X1 Carbon suddenly slows when AC is attached

Today I notice that my one year old laptop Lenovo X1 Carbon (Windows 8.1) is 2,5 times slower on everything, only when AC is attached. As soon as I detach the AC to go on battery, performance ...
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10 views

Headset microphone's quality is poor only for one computer

Whenever I plug my headset into my computer its microphone quality gets bad. However when I try the headset on other computers/iPads it works fine. The headset is a Turtle Beach Z11 Earforce. My ...
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59 views

Factory Reset questions

Factory Reset and Windows Reset questions Okay, I get the basics of what these things do but I want to know more I have 3 fairly simple questions I would like answered Firstly, Factory Reset will ...
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1answer
29 views

Having glitches when playing video in the browser

When binge watching on Netflix, the video keep stopped and delayed even though the process bar clearly is ahead of the time. The weird part is it only happens when the laptop is unplugged. It is not ...
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23 views

Key not working on laptop

I have an ASUS laptop X54C. The q key has stopped working. Everything else is working. Things I have tried: - took the key out and blowed air with my mouth. The area under the key wasn't dirty to ...
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40 views

Lenovo laptop with Intel CPU remains at lowest clock

I have an Lenovo T440p with an Intel Core i5 4300M CPU. 8GB RAM, SSD running with Windows 7 (preinstalled). The only thing I did not like about this laptop was the screen, which I replaced (the whole ...
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1answer
27 views

Laptop Keyboard and its cable

There is a locking part where it keeps connection cable stable. I broke it and it does not hold the cable tight anymore and keyboard does not work at all. What can I do before leaving computer to ...
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10 views

Powerline Network cuts out when Laptop Power Supply is plugged in

I have a powerline adapter in my room because it's too far away from the router to get a good wifi signal. I have my main laptop plugged in and that works fine. However, I tried plugging in a second ...
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17 views

Customizing a L450 laptop: Isn't DIMM2 faster than SODIMM because of dual channel ? (screenshot)

here is the US versions: SODIMM are smaller sticks, but this laptop lets me also put DIMM2, so I'm a little confused. Is SODIMM also dual channel, or is it a single or two memory stick ? I guess ...
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30 views

Laptop randomly presses “backspace” even with disabled keys

I have the most annoying problem in this god damned world. Every time i am browsing the internet the computer randomly presses backspace and throws me to the previous page. it happens completely ...
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32 views

New RAM -> memtest crash

I bought two new RAM-sticks for my old laptop Toshiba Portege R700-19T But since I've installed them, the machine won't boot into an OS anymore. The installed Windows 7 64bit goes to a black screen ...
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57 views

How can I fix my Acer One 10 (Windows 8.1) not starting up at all?

It has been about 10 days since I got my Acer One 10 and it has already started showing problems. When I went to use it this morning, nothing happened. I assumed it had zero battery, so I put it to ...
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34 views

can i add two dedicated graphics card in my dell inspiron 5420 laptop?

I have got a 1GB dedicated graphics card geforce gt 630M in my dell inspiron 5420 laptop. Can i add another 2 or 4GB graphics card to my laptop as my autocad and and lumion can hardly run in my ...
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95 views

Can't get to BIOS settings on Samsung laptop

I have a Samsung NP300V5A laptop. I forget to turn off UEFI boot prior to installing Windows 10. After installation, I found that I can't get to the BIOS settings; F2, F10, and ESC don't work. After ...
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15 views

Projector with laptop normally used with 2 screens lockup

My laptop is normally docked and uses 2 screens. Some software either remembers which screen it had previously been on, or prefers one screen over the other. When I undock and plug into a projector ...
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40 views

How do I remove the base of my laptop?

How do I remove my laptop Base? I've removed all the screws and the bottom nearly comes off, but there are these clip sort of things under where the battery should be that I've never seen before My ...
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118 views

USB sound card stops on Asus Windows 10 / works great on Lenovo Windows 7- wrong settings?

I have weird problem... It seems that on my personal laptop [Asus N73SM] after connecting the external sound card "musical fidelity v90-hpa" sound play nice, but after I pause the music, several ...
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15 views

Laptop secondary HDD turning off after second

I have some trouble issues with my secondary HDD in laptop Asus x550v. Since I installed SSD disk as a primary hard drive, my second HDD is still turning off after a few seconds. I can hear the ...
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28 views

LOUD Computer Fan [closed]

Toshiba Satellite 9755-S5320 fan completely went out, no warning sign, just turned it on one morning got a message that the cooling system has a problem, get repaired immediately. I order a new fan ...
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2answers
89 views

Inconstant Overheating Issue in Laptop

I have a Lenovo Y50-70 with 960m VGA. You may have heard about the cooling problems . So just after I bought it , I bought a cooling pad too. not the best possible one, but it keeps CPU's temp around ...
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31 views

Different Volumes for Headphone and internal speakers

I have hp envy laptop with beats audio. It has got 4 speakers, 2 on the front and 2 on the button of the laptop. Without IDT audio driver, front speaks don't work. But with IDT audio driver windows ...
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44 views

How can I disable keyboard in laptop? [duplicate]

When I'm playing/working on my laptop the keyboard sometimes key-in randomly, so I ask: How can I disable its on-board keyboard? System: Laptop Acer v3 772g OS: Windows 8
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unable to get wifi adapter compaq nc6120 working

Problem is solved. on the bottem is the solution for my problem. Original Question: I have an Compaq nc6120 notebook. It has an onboard wifi adapter but I cannot get it working / installed. I ...
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18 views

Laptop rarely loading web pages

My computer rarely can load any web pages and takes a long time when it can. It says that the webpage is not available. I have tried running Malwarebytes, however it said there was no threats. I am ...
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49 views

Laptop BIOS password unknown

I have a Fujitsu Siemens Esprimo Mobile v6535 laptop (preety rare 2008 machine) that has a BIOS password which i don't know. Here's the story: I got this laptop from a dump (i do not know the ...
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32 views

Win 8.1 BSOD when booted without main monitor

I'm on Lenovo Y580 laptop with win 8.1. At home, I connect the laptop via VGA cable to a computer monitor, set it as the main display and set to display only on the computer monitor, effectively my ...
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100 views

Failing boot, accessing windows repair or factory reset on Windows 8.1 dell laptop

So my 8.1 dell laptop decided he doesn't want to boot anymore. When it's trying to boot normally, I see windows sad-face-blue-screen for 100ms and then it restarts and loads automatic repair. The ...
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122 views

Delay sleep/login page when closing laptop lid on Windows 10?

I want to be able to close my laptop lid, but not have the laptop got to sleep for a set amount of time (e.g. 5 minutes). If I open the laptop in that time, it bring be back to where I was without a ...
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28 views

Activate a Samsung laptopt's inbuilt webcam

I made a fresh install of Windows 7 on my Samsung Series 5 Ultra (NP530U4E-S02FR) and my inbuilt webcam is not detected by the system or any application (like Skype). I checked in the Device Manager ...
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19 views

my usb dissconect for 1 sec from laptop duting a voltage fluctuation

i live in india where there are 1 voltage fluctuation per minute. when my laptop is connected to ac and then a fluctuation occur my usb device disconnect , it works fine when my laptop is on battery ...
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94 views

Is it safe for keeping my laptop plugged in while updating to Windows 10 via windows update

I have Dell XPS-L502X(Early 2011) Laptop with 6-cell battery and currently I'am Downloading Windows 10 via Windows Update from windows 7 home Premium-64 bit. But my Internet Speed is just 512 kbps ...
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34 views

Windows 8.1 hp laptop won't connect to wifi.

I recently came abroad with my family and am staying at a family members house while I'm here. Their wifi (a BT home hub router) has a password (wpa2), which I know. However, every time I try and ...
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3k views

Will windows 10 automatically detect my external tv/monitor?

I have a windows 8, now 8.1 hp laptop with a damaged screen. I wanted to know if I upgraded or did a clean install to windows 10, would it automatically recognize my external monitor/tv. When I had 8 ...
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Will keeping my new MacBook continously in charge damage the batteries? [duplicate]

I just bought a new MacBook, which I'm primary gonna use as a "desktop pc" (in office). Not always, but for large period of time (~ a month without moving it from my desk). I would like to ...
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Power Issue- Not charging

I have an Acer Aspire V5-571 that is not registering the charger is plugged in. The ac adapter is in perfect known working condition. I have replaced the power jack thinking that was the problem, to ...
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201 views

Intel Centrino 6205 WiFi adapter suddenly stopped working on Windows 8.1 Dell Latitude e6520

I have an over 4 year old Dell Latitude E6520 with Windows 8.1 (originally). Few days ago the WiFi card (Intel Centrino Advanced-N 6205) suddenly stopped working. What happened was, I closed the ...