A smartphone is a combination of mobile phone and PDA (peronal digital assistant) built on a mobile operating system, such as Android, iOS, or Windows. Questions about smartphones are off-topic unless they are explicitly about issues related to interfacing the phone with a computer.

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33
votes
3answers
19k views

Use a smartphone as a Dial Up Modem?

Most cellphones today have an audio jack that works as both output and input for sound. That's why there's headphones today with built in microphones for making phone calls. Now then, is it possible, ...
9
votes
2answers
19k views

How does wifi determine a device's location? [duplicate]

When I use any location based app or website, how does it know that my laptop or smartphone is where it is?
5
votes
1answer
5k views

Set specific USB ports to charge-only [duplicate]

On Windows, is there any way to make some USB ports to be charge-only? I do not want to alter the settings of the devices; I want to change the settings of the USB ports on Windows, so that any device ...
3
votes
1answer
598 views

In how far is the Ampere number important for USB powered devices?

Currently, I have three devices that can be charged via USB: Digicam: Panasonic Lumix DMC-TZ41 Tablet: Samsung Galaxy Note 10.1 2014 Edition Smartphone: Nexus 4 (LG) They have three different ...
3
votes
3answers
2k views

Hypothetically, can I swap processors between a smartphone & a desktop?

When manufacturers mention the speeds of smartphone processors, is it right in my understanding that the speeds between smartphone processors and desktop processors are comparable? In other words, ...
2
votes
1answer
620 views

What technical benefits does a router have over tethering with a smartphone?

What benefits does a traditional router and modem grant over the same functionality from a modern smartphone? I consider things such as reliability, accessibility and speed as major reasons to ...
2
votes
2answers
418 views

How to transmit audio for a call from mobile phone to PC via WiFi and back?

In a few days I'll lead a meeting in a room that does not provide any phone signal. However, during this meeting we have to call a person who can not attend this meeting in person. To make the call ...
2
votes
0answers
28 views

Why in 'tech-wars', the main actors are almost always only two? [closed]

Why in 'tech-wars', the main actors are almost always only two? Some few examples taken from very different fields of application: browser war (Netscape vs IE, or nowadays Firefox vs Chrome) ...
2
votes
1answer
191 views

What is the easiest way to change the creation time for large amounts of files so that they are sorted alphanumerically?

I am trying to get images to display in a specific order on as many smartphones as possible without them requiring specific software, and the easiest way to do this is to change the creation times of ...
1
vote
1answer
378 views

How to tell if an email was sent from a smartphone

Is it possible to tell if an email was sent through a smartphone? Is there something marked in the email headers?
1
vote
1answer
63 views

Sharing RAM with an iPhone/smartphone?

Forgive me ahead of time if this question sounds dumb. Is there anyway that an iPhone or any smartphone in general could borrow/share the memory from a PC (or any of it's other similar resources). I ...
1
vote
1answer
120 views

When plugging a cell phone into my PC, I always get a Windows warning “You need to format the disk before you can use it”

I have a Motorola Atrix phone (although I don't believe this is relevant to the issue). My PC is running Windows 7. When I plug the phone into the USB slot I always get the modal warning dialog that ...
1
vote
0answers
83 views

How do I use the PC's headset for smartphone calls, when connected through USB?

When my smartphone (Nokia 500) is connected to the desktop (Win7 x64) though USB, I want the smartphone audio to default to the PC headset for calls. How do I do that? Thanks.
1
vote
2answers
293 views

How to control music playing on my phone from my computer?

Is there any way to control music on a phone from a computer? It would be amazing to be able to type something like "Play house album" in the command line or some other computer interface, and have ...
1
vote
0answers
219 views

Remotely Control Rasberry pi via Wifi [closed]

I am designing an application in eclipse and I want to control the gpio pins on my rasberry pi, I would like to connect my phone to the rasberry pi board via wifi and control the rasberry pi...I am ...
1
vote
0answers
174 views

30% CPU usage when charger unplugged. When plugged in, cpu usage drops to 2%

I have checked by external debugger and it seems that batteryservice:update start runs 10 times per second. Other battery processes are running very often too, only with charger unplugged. It's brand ...
1
vote
1answer
2k views

Sharing Wired Internet over WiFi via Laptop [duplicate]

I have a wire-based Internet connection for my laptop and I have a smartphone which I want to connect to Internet. The laptop has WiFi but I don't know how I make my LAN traffic available to then ...
0
votes
2answers
3k views

Does a cellphone ping cell towers even in “aeroplane” mode? [closed]

In the movies and TV shows they show that the only way for a cellphone to not be traced is to take the battery out (and optionally break it in two :-). But if this is true, then that means that even ...
0
votes
2answers
74 views

Could the magnet used in smartphone covers damage the device?

I am reading reviews of a smartphone cover with magnetic lock and some people reported that the magnet causes their phone screen to go dark. why is this happening and could this actually damage the ...
0
votes
1answer
422 views

Is OTG a hardware feature in smartphones? [closed]

Smartphones have OTG micro-USB that allows you to stick in USB drives straight to the phone with a connector. Some phones such as many Windows phones do not have this. Does OTG require any extra ...
0
votes
2answers
35 views

Unwanted dialog when connecting smartphone with Bluetooth in windows 7

When I connect my Samsung Galaxy S5 to my Windows 7 notebook, the following window appears: How can I get rid of this?
0
votes
2answers
106 views

VPN location with Smartphone [closed]

My company logs the location of where you VPN from. If I use my smartphone hotspot would the VPN be able to see if I'm at home or at the beach?
0
votes
1answer
33 views

How smart phones can be viewed as storage devices by the OS?

I wanted to view the partition tables of my android and ipod using gparted.But, I could not since the OS does not recognize smart phones as storage devices.So,why is this behaviour and how can I force ...
0
votes
1answer
33 views

Can I use my iphone 5C as a wireless microphone for my mac (for skype for eg.)?

Can I use my smartphone as a microphone ? I tried pocketaudio and other apps but they're all created for live performances. I have an iMac.
0
votes
1answer
18 views

Are worn-out flash memory blocks not deletable?

My phone became very slow so I thought if formatting the internal flash memory completely and doing a block erase/write test could make my phone faster. However, I've heard that flash memories wear ...
0
votes
0answers
10 views

Bluetooth loudspeaker

I am wondering if using a wireless bluetooth speaker is secure in terms of connection and tap-proof? Normally no pin is necessary for pairing to a smartphone - does it bear any threat?
0
votes
0answers
42 views

Extend Windows7 Laptop Screen to Samsung Android Phone

Did some digging, found a bunch of apps that claim to do this, but none are free and all have compatibility issues (some issues listed in app reviews specifically mention my video card). I am ...
0
votes
1answer
117 views

Which cables I need to extend the Samsung Note 3 screen to the monitor (DVI-D dual link)

I'm looking for a solution to connect my smart phone Samsung Galaxy Note 3 to my monitor Acer S220HQL. This monitor has two connectors: VGA DVI-D dual link Actually the VGA connector is busy but ...
0
votes
0answers
393 views

failed connection pc (Windows 10) to Honor 7?

I have installed HiSuite on Windows 10. I have enabled Developper debugging, and in the setting of de developpers, enabled usb- troubleshooting detection. I can see that there is a connection ...
0
votes
1answer
48 views

how to correct first battery discharge for smartphone

I would like to know how to take corrective action on the first charge cycle. I have just bought a new smartphone and completely discharged before full charging. However i just came across articles ...
0
votes
0answers
678 views

How to install drivers from Sony website

How do you install these Xperia Z2 drivers from Sony on Windows 8.1? Yes I've done an advance boot and disabled driver signature verification. I manually browse to the folder but it says "Windows ...
0
votes
1answer
66 views

Bluetooth headphones connected to PC via cable (music) AND to my phone via BT (answering calls). Is it possible?

I am unable to google anything about following scenario, so I am asking here: I am looking for bluetooth and cable headphones (with microphone). I will connect them to the PC 3,5mm audio jack via ...
0
votes
1answer
3k views

Can HDMI Transmit Touch Screen Data using MHL Adapter

I did a bit of research into MHL (Mobile High-Definition Link) and discovered it has the following feature according to Wikipedia: HDMI-CEC control of remote devices. ...
-1
votes
2answers
101 views

Charging Android phone battery [closed]

I usually connect my Android phone to my laptop with USB and leave it even after fully charged. Is it OK or harmful ? Will it reduce my battery lifetime ?
-2
votes
1answer
41 views

Location services on smartphones - which physical network does it use? [closed]

I was pleasantly surprised to find that my iPhone was able to detect my location in India despite disabling my expensive data roaming (I live in the USA and use AT & T). I did have my cellular ...
-3
votes
1answer
36 views

Use old smartphone hardware as a torrent machine? [closed]

Is it possible to use an ancient smartphone (2010 model) as a torrent seeder machine? Can somehow a bittorrent protocol be written for that system? If so, will it run on these specs? 1] S-GOLD3H ...