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Mobile Repairing Online Teaching mobile repairing online, and smartphone repair course online Published many free mobile repairing books on Repairing of Cell phones, android phone repair, Apple iPhone,iPad & others. Get trained today for build your career in smartphone troubleshooting and repair contact: +92-312-2906096 email

What Android Operating System

28 Nov 2019
what android operating system is and who made it
what is android
Today I am going to tell you about "what android operating system is"  and who made it? "Android operating system" is being used by 80% of people "worldwide". Android mobile phones were launched in the year 2003 and it is hugely used till the year 2008.
Nowadays, this is not only used in mobile phones but also in television smartwatches and cameras. It has more than 80% of shares in the global market

How was Android OS created?

The android operating system was developed in the year 2002 by four programmers:

  1. Andy Robin, 
  2. Rich Minar, 
  3. Nick Seras and 
  4. Chris White
These four scientists aimed to make an operating system for the camera but soon changed their minds to mobile due to less market value of the camera. It was only 5 months working on the Android operating system, they got an offer from Google to join.

who made the first android phone

In the year 2007, they launched the 1st android phone while it was a testing product to get the market and public value. The result was "positive" public liked the set very much and they get "huge feedback" At the time there were only two gigantic mobile companies windows and Nokia. Soon after Google launched android HTC. In 2011, the android operating system has used for television games as well as all the mobile phones. It's popularity grown-up from time to time. According to the Google survey, there are more than 2 billion people worldwide are using the android operating system. Android's logo was designed by graphic designer Elina Bloch. As you know all the android versions have always been launched on a specific desert name, the reason behind is very simple that all the version must be added sweetness in your life.

Some Related Posts:

7 Tips to Stay Safe on Your Android Device along with PDF updated information 2020

T-mobile g1 (htc dream) first android phone read more 
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The Signal in Qmobile Not Working

24 Oct 2019
The Signal in Qmobile Not Working Updated information Available Here
how to fix mobile network not available
The signal in Qmobile Not, Signal Not Available, Week Signal or Call Drops are some of the very common problems faced by many Qmobile Users, Qmobile s8 and so on to other models. in this blog post, I try to explain to you guys how to solve and fix this problem. Sometimes we observe that there is no Network in Qmobile or Qmobile s8 Smartphone even after inserting a new SIM card or SIM card is there but Signal is Not Available or it is too Week.  Sometimes it also happens that the Network keep fluctuating.

The Signal in Qmobile Not Working Problem and Solution

Here I will explain some possible reasons and their solution to Qmobile Signal Not Working.

  1. Check the sim card Verizon. See if the SIM Card is not Ok. to see sim card Insert the SIM Card on another smartphone and see if the signal Problem and Call Drop fault is still there or not.
  2. I have personally seen in many case studies of smartphones that sometimes the sim card Verizon or sim card itself gets faulty for some reason and needs to be replaced with your another sim card.
  3. Also, try to insert a checked SIM Card in the Same Phone which is giving you a problem.
  4. If there is a fault in your SIM Card then contact the service provider and tell them to replace it with a new one.
  5. If the problem is still not solved then upgrade the Software version of your Qmobile with the latest version.
  6. if problem dont solve then Also, try to flash and Rewrite the IMEI Number of your Qmobile. if you are the owner of your Qmobile then Qmobile service center can do this job for you.
  7. If the problem is not solved and you are from Pakistan then contact PTA Pakistan Telecommunication Authority to Verify your Mobile Device IMEI Number
  8. if you have android phone then visit and download pdf on to learn how to upgrade the Software version in smartphones.

how do you fix an app that keeps crashing on android
Android and iOS Devices Apps Crashing Solutions
This PDF Document is a great chance for understanding the Android and iOS Devices Apps Crashing Problems Solutions

How to Fix Mobile Data Issues on Qmobile

is your Qmobile internet not working or slow? I'll give you some steps to do if the first step doesn't work you may try the second one and so on the check. Here are some possible reasons and their solution to fix Qmobile mobile data issues:
  1. if you have enough balance make sure your Wi-Fi is off and mobile data is on flight mode on then off restart your phone remove and reinsert your SIM card the following steps are three settings.
  2. if your Android is 7.0 or later you can use the search field to find any settings easily any move the right network mode search for network select LTE
  3. if your phone has it reset APN settings search for access point click on this button reset to default for dual SIM phones go to SIM card manager and make sure that the mobile data is enabled for the rights in reset your network settings
  4. select network manually clear cache partition to do this your phone should be in the recovery mode this is different on each phone remember.
To perform a factory reset on your smartphone form recovery mode visit to know your phone recovery mode buttons

5. Go into recovery mode switch off the phone then press your Qmobile Hardreset keys at the same time till you see the logo
6. Then wait for about a minute until you see this menu scroll by using the volume button and select by using the power button then reboot system back to reset your Qmobile but backup your data first!
if you find this blog post helpful then like, comment and share it
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Chip Level Repairing

11 Jul 2019
Your customers come up with Samsung Galaxy Phones or Samsung Tablet and you don't know where to begin with the repair? Ask mobile repairing online for support and we got updated information on Samsung Galaxy S7 motherboard for you here in this blog post.

Chip Level Repairing Help

s7 edge logic board recognize the IC integrated Circuits diagram solution
Samsung chip level repairing Help
Our network of repair services in Karachi Pakistan is now is positioned to offer Samsung Chip Level Repairing services for all in need. we are trying to help our blog readers in repairing of Samsung Galaxy phones series and Samsung tablet to do their own Samsung phone and tablet repair business. For more details about Samsung Chip Level Repairing, take a closer look and read this blog post complete. in a today blog post, we are looking at the Samsung Galaxy S7 motherboard, which includes a smartphone's primary electronic parts.
internal and external parts of a smartphone, Disassembled into basic parts
Samsung Galaxy S7 board
In the picture below you can see the motherboard internal, and external parts of a smartphone, Disassembled into basic parts. In fact, the board is made up of two halves connected by a short but intense loop. The upper (main) basic electronic parts are arranged at the bottom-primarily with different micro USB interfaces.

But actually the Samsung Galaxy S7 motherboard. Protective screens not removed from interference, but most of the visible components in particular.
samsung motherboard repair fix a wide range of Galaxy S7 problems
Galaxy S7 logic board
MicroSD and Slot SIM-Cards

For SIM-card(s) and MicroSD memory, the Galaxy S7 and Samsung Galaxy s7 edge logic board used a combined tray. In models with a single SIM-card (part of the SM-G930F, all part of the American and Korean versions) have a dedicated MicroSD slot, the second nano-SIM Duos models are aligned with MicroSD for two SIM-card slots.

Qualcomm Snapdragon Processor

Here on the motherboard, Galaxy S7 is the chipset, Qualcomm Snapdragon 820 for Chinese and American options, and Exynos 8890 for everyone else. read more details about Qualcomm Snapdragon 820 here

Universal Flash Storage UFS Memory

Location dislocation fast flash memory format Universal Flash Storage (UFS) 2.0, 32 Gb, some-64 Gb, and RAM LPDDR4 RAM format in most cases. if you dont know about UFS memory! read details on Wikipedia


NFC (Near-field communication) and MST (Magnetic Secure Transmission) modules that use a smartphone as a credit card to perform contactless payment features.

for more details about these two modules visit the link below:
Near-field communication
Magnetic Secure Transmission

NFC module can be used with a wide range of mobile payment apps, MST module-Samsung Pay only.

Wireless Charger IC

Wireless charging of the module and antenna connector. It supports both the Qi and PMA standards. you can read more here about wireless charging technology WCT and Qi PMA

HRM Heart Rate Sensor

Samsung heart rate sensor Installed in the phone next to the camera flash, the sensor can read a person's heart rate for a few seconds when he holds his finger up. you can Use Samsung heart rate sensor feature with S Health app free application developed by Samsung Company. Three years ago, Samsung integrated a heart rate sensor into its flagship device and Samsung became the first phone company to provide its customers with such a vital health monitor. Such a sensor may also be found in some Chinese phones but their accuracy and reliability are highly questioned.

what is Samsung heart rate sensor in Samsung Galaxy Phones? you can read here in details

Micro USB Connector

Micro USB 2.0 Connector is a unique alloy produced to protect against dust and water. Also, if the water inserts into the port it locks the port automatically until it is dry. Only wireless charging of the Samsung Galaxy phones can be done this time.

Now have a closer look of Samsung Galaxy S7 motherboard to recognize the IC integrated Circuits.

Integrated circuit ICs are the brain and heart in all smartphone circuits if you want to do repairs on modern phones and tablets, IC is on every mobile phone. if you don't know what is an Integrated circuit? on all smartphone circuit boards read this blog post first

Chip Level Repairing Guide 2019

This is the Best way to get the A - Z guide of integrated Circuit on all Samsung Galaxy circuit boards. this is the color diagram of Samsung Galaxy s7. the colors line around the chips are the mark tells us about details of Integrated Circuit.
circuit diagram and comprehensive DIY resources
mobile motherboard repairing
  • Red line chip is Qualcomm Snapdragon processors
  • Orange color line chip is Universal Flash Storage
  • The yellow color is Qualcomm WCD9335 Audio IC
Service Manuals with Schematic Diagrams PDF download free
Samsung Mobile Schematics
  • Redline chip is AFEM Multiband Multimode Module. in Samsung Galaxy S7 the AFEM Multiband Multimode Module IC is ANT switch, power amplifiers, and duplexers. read more here
  • Orange color chip is rf front end module. rf controllers and rf front end is Murata FAJ15 IC in Samsung Galaxy S7 work as digital baseband system
  • The yellow color Chip is High Band RF Fusion Module. Qorvo QM78064 is a module that integrates all major cellular networks and receives RF functionality. you can read more here about this chip
  • The Green Color Chip is Diversity Receive Module. you can read more about Qorvo QM63001A here
  • The sky blue Color Chip is Audio Voice Processor. you can download and read more details about DSP DBMD4 in a pdf document
Samsung cell phones information updated in 2019
Samsung Mobile
  • In this picture, the red Color Chip is Wi-Fi Module. Samsung 1316S7 Wi-Fi Module Is a communication standard wireless transmission and reception system. click here to read more about Samsung 1316S7 Wi-Fi Module
  • Orange line color chip is an NFC IC. the NXP 67T05 NFC Controller
  • The yellow color Chip is Wireless Power Receiver IC. IDT P9221 Wireless Power Receiver is a Highly integrated wireless medium-power IC single-chip receiver. The device is configured to obtain a wireless transmitter AC power signal and transforms it into a rectified output voltage. read more
  • The Green Color IC is a 3D digital accelerometer chip. read complete details about STMicroelectronics LSM6DS3 here
  • The Green Color IC is an LTE Multimode Modem also called Envelope Tracker. Read Qualcomm QFE3100 Envelope Tracker function and details here
  • The sky blue Color Chip is Power Management IC PMIC. Qualcomm PM8996 PMIC also knows as PMIC Qualcomm manages, controls and distributes DC voltages from the source of the battery to other related circuits or chips. read more about Power management integrated circuit here
  • The purple color line Chips are 3G LTE Multimode Modem and RF Transceiver. Qualcomm WTR4905 and WTR3925 RF Transceivers made for 3G Generation smartphones.
if you are searching Samsung Chip Level Repairing, Samsung Chip Level Repair, and Samsung Chip Level Repair part then visit Samsung Galaxy motherboard PDF Diagrams to download and learn more about Samsung Galaxy motherboard

Do you want to know which same parts are there in all Smartphones? If yes, go through this entire Gif Video Tutorial to know all the information you need Read Visual Guide Inside of Smartphones

And at the end of this post some useful resources to learn smartphone repair business

2019 Phone Repair PDF Free Download Best way to learn basic to advance skills with these 10 PDF Books

click here to know what is the safe temperature for desoldering components and IC with the analog hot air station in mobile repairing

how to use a multimeter to test a smartphone motherboard digital multimeter step by step principle

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اب ہماری مفت ایپ آزمائیں

16 May 2019
موبائل ریپئرنگ آن لائن نے اسمارٹ فون ریپئرنگ کورس پر ایک نیا ایپ جاری کیا ہے. اس ایپ کی مدد
سے آپ اردو اور ہندی میں فری پی ڈی ایف کتابیں ڈاؤن لوڈ کر سکتے ہیں
یہ ایپ موبائل فون اور اسمارٹ فون سرکٹ ڈایا گرام پی ڈی ایف بھی فرہام کر رہا ہے اس فری ایپ کو اپنے اینڈرائڈ موبائل یا ٹیبلٹ پر ڈاؤن لوڈ کرنے کے لئے نیچے دیے گئے بٹن پے کلک کریں
موبائل فون اور اسمارٹ فون سرکٹ ڈایا گرام پی ڈی ایف
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Huawei g610 u10 Flash File

25 Apr 2019
Huawei g610 u10 Firmware with USB Driver file. This Official Firmware Flash File is 100% Tested on Huawei g610 u10 updates. We also provide you all Huawei Stock Firmware Flash Files direct download link. This file is also supported Pakistani Huawei Smartphone as well.
How to flash Huawei 
On this blog page, you will find the official Firmware link to download  Stock ROM (flash file) on your laptop. Firmware comes in a zip package contains Flash File, USB Driver and Flash Tool of Huawei g610 u10

How to Flash Huawei G610 u10 Four Free Tips

there are 4 tips to Flash Huawei Ascend g610 u10 using official Firmware

Tip 1: Download and extract the Huawei Ascend G6-U10 Flash File, USB Driver, and Flash Tool on your computer with the help of Winrar software

Tip 2: After extracting the files, you will be able to see the Flash File and USB Driver files.

Tip 3: Install the provided Huawei Ascend G6-U10 USB Driver on your laptop.

Tip 4: Then flash your Huawei Ascend G6-U10 with a flash file using Flash Tool.

if you are a beginner: Mobile Software Repairing Course has been designed to provide you professional knowledge and skills for repairing, installing and upgrading Mobile Softwares


If you are going to flash the Huawei Ascend G6-U10 using stock firmware, then first take a backup of your data as because your personal data will be deleted after flashing.
The firmware is 100% Tested by mobile repairing online mobile software technician and shared on this blog page. we help you to recover your Huawei Ascend G6-U10 smartphone form boot loop, software error, update error, hanging and software dead issue.
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