Why do Android phones need to be flashed?

Question 1: Why should Android smartphones be flashed? Flashing can improve the functions of the phone and restore the phone to its original state.

Question 2: Why should Android phones be flashed? What are the advantages and disadvantages of flashing Android phones? After using an Android phone for a certain period of time, the machine will run slowly.

The original system may also have other problems, and restoring factory settings will not improve it.

At this time, you can choose to flash the phone and flash a simpler system to make the phone better to use.

There are risks in flashing your phone. It is possible that if you fail to flash your phone, your phone will become bricked.

Question 3: Why should Android smartphones be flashed? Since flashing involves risks, such as phone problems caused by flashing by yourself, it may also affect the warranty, so we do not recommend that you flash your phone by yourself.

If the phone cannot be used normally due to a system failure or the phone has problems after flashing by itself, it is recommended that you send the phone to a Samsung after-sales service center for engineers to help check and deal with it.

Question 4: Please kind-hearted people tell me why Android smartphones need to be flashed. Flashing is actually reinstalling the system. The previous system was not optimized well, so many people achieve more functions and personalization through flashing. The current mobile phone system optimization is done very well. Generally speaking, there is no need to perform operations such as flashing.

Question 5: How to flash Android phone? Most Android phones will use Wandoujia

After installing Wandoujia on the computer

Connect the phone and computer with a data cable

Turn on u *** debugging on the phone

After connecting, open the one-click flashing option

Select a ROM (you can also go to the official mobile website in advance to download the ROM you like), and then back up the data

Restore after completion Just the data

Question 6: I have always heard that Android phones need to be flashed, but why do they need to be flashed? What are the benefits? Flashing: Simply put, flashing an Android phone is equivalent to reinstalling its system, which is similar to our common computer system reinstallation. By flashing the phone, install a new mobile phone system into the phone. Under what circumstances does it need to be flashed? Usually it means restarting, or it keeps getting stuck, the traffic is very serious, all kinds of random deductions, etc. At this time, you need to flash the machine to solve the problem. The advantage of flashing is that it can not only solve various problems in the system, but also allow you to embody different UI styles, which requires more DIY.

Question 7: Why do you need to flash your phone? What will happen to your phone after flashing? Flashing can be official or unofficial, that is, DIY firmware. Many friends are concerned about a question, that is, what is an upgrade? What is a flash machine? What's the difference between the two? I will say a little more here so that netizens can understand. First of all, it is the same for any brand of mobile phone. As long as there is still considerable sales and it is still being produced and sold, the official will upgrade the internal software system of the same mobile phone to solve some of the defects of the previous version to improve the mobile phone and increase sales. Therefore, each All big brand machines can be upgraded and flashed, but the tools and operations are very different, and the effects are even different. For some brands, online upgrade is just to update the mobile phone software, while flashing the phone can add many functions that are not available. For example, Sony Ericsson can write incoming calls and other things; here I only use the simplest flashing of Nokia mobile phones as an example. For example, Nokia Software Updater official online flash software (so referred to as NSU).

You can download it from the official website, or you can click Software Update from the PC Suite, which will guide you to download and install NSU. The online upgrade is only for the convenience of users to update the software on the phone in real time from the official website, so that users can use the official launch This method is simple and will retain the user data in your mobile phone. The risk is low, but you must ensure that your network connection is very stable. If there is an error in the network connection during the upgrade process, the upgrade will fail.

Question 8: Why does an Android phone become slower and slower with more use and can only be solved by flashing the phone? Hello, this is a common phenomenon in Android phones. As more and more software is installed, the system cache also increases accordingly. In this case, it is certain that the device is running slowly. The solution to device stuck is not only to flash the device, but also to restore factory settings or upgrade system firmware.

Question 9: Do I need to shut down my phone before flashing my Android phone? The flashing tool is OK when I turn it on and off. Card flashing needs to shut down my phone.

Question 10: Do I need to unlock and recover my Android phone every time before flashing it? You don’t just need to unlock it once. Some machines don’t need to be unlocked before they can be flashed. Flashing REC Most machines have factory REC, only a few do not have this engineering mode.

Recovery means “recovery” in English. Every mobile phone with Android system will have a Recovery mode. The methods of entering Recovery mode are different for various brands and models; specifically For the method of entering Recovery Mode for a model, please refer to "Comprehensive Methods of Entering Recovery Mode".

Classification of Recovery

The recovery of each brand of mobile phone is the official version before flashing. The official recovery has fewer functions and only provides: dual clearing (dual wipe) and the function of upgrading the official system. . Third-party recovery is divided into CWM version recovery and TWRP version. Generally speaking, more than 80 third-party recoveries use CWM Recovery.

Currently, third-party recovery uses the above two types of recovery. Generally speaking, the CWM version is close to the official version and is relatively simple to make, so most models use CWM Recovery

Recovery function introduction

Official Recovery has fewer functions, and third-party Recovery almost contains all the functions of official Recovery. Therefore, the functions of third-party Recovery introduced here are as follows. The following is a comparison table between English and Chinese versions.

In Recovery mode, use the volume keys to move and the power key to confirm. Generally speaking, the steps for flashing are: 1. Restore factory settings and clear cache; 2. Install the zip upgrade package (flashing package) from the SD card; 3. Select the internal or external SD card to read the flashing package; 4. Find the flashing package file, confirm flashing.

Recovery Notes

In view of the fact that the Recovery interface may be different for different brands of models, but the English meaning will not change. The latest cwm Recovery is currently version 6.0.5.1. It is recommended When flashing the machine, still use the original English version to ensure system compatibility.