What should I do if the phone cannot be turned on due to abnormal shutdown

Android phone can't boot normally How to deal with it:

1. Press and hold the power button for more than 10 seconds to see if you can force it to turn on. If you are able to turn on your computer, please back up your important data and perform a factory reset or upgrade to the latest software version.

2. If you can't force it to turn on, please check whether the phone has power, there will be a charging indication when plugged in to the power supply in the empty power state, and it may not be able to turn on immediately when it is just charged, please continue to charge it for a period of time before trying to turn it on.

Fourth, for the boot has a reaction, but does not enter the system, it is recommended to enter the recovery mode to restore the phone to the factory and try again (recovery mode entry method: press and hold the volume down + power button to turn on).

Nowadays, smart phones are very common, but they are also prone to multiple problems; Recently, we have encountered a situation where the mobile phone cannot be turned on after being turned off, so how should we solve it? Let me share the solution with you, welcome everyone to read and learn.

If the mobile phone can't be turned on after being turned off, it is our mobile phone problem, and we need to open the mobile phone to view.

Open the back cover of the phone, we can see the battery of the phone, after disassembling and installing the battery from the new one, we can see if the phone can be turned on.

If it still doesn't work, we can replace it with a new battery and see again if our phone is likely to restart.

Then check if our phone can be turned back on, and if so, clean up our phone system.

In the function page of the cleaning plus the previous Qingsu, we can clean and speed up our mobile phone, and wait for the acceleration to be completed.

You may also like:16 Ways to Fix Android Phone Won't Turn On.

2.What to do if your phone suddenly won't turn on.

3.What should I do if my computer shuts down normally but it won't turn on?

4.What to do if your Samsung phone won't turn on.

5.How to solve the problem that Samsung mobile phone can't turn on after being turned off.

Generally, the reasons why the mobile phone cannot be turned on are as follows; If you do, you've won the bid, which is generally the case for rooted users.

1: Replace font for Android phone;

2;Change the boot screen.

3;Flash. 4;Delete the system app.

5;Add system software.

6;There was an accident while playing the game.

Among them, change the font, forget to modify the permission, it will cause the system to not be able to read the font file, replace the boot screen, the resolution will be too large if the setting is not good, or the file is too large, or there is a problem with compression, the flash will generally be because the partition size of the ROM is different, resulting in the inability to boot, and deleting the system application will cause the system launcher to be destroyed; Adding system software will cause the system partition to be too large, and other accidents are difficult to estimate; If you don't understand, you can pick at me; Eighty-four followed by seven-six followed by seven-six followed by seven-five-two.

Pull out the memory card and try again.

The main reason why the phone can't turn on is that the boot cable is not working properly, or the system is crashing, and the easiest way to solve it is to restore the phone's exit settings. Shuangqing is to clean up the history of mobile phone memory programs and the history of system operation.

Shuangqing factory reset.

Step 1: Enter the recovery mode and start Double Clear (Double W).

The volume down button moves the light bar to wipe data factory reset, and the volume up button confirms.

There will be a lot after confirmation"no"with"yes--delete all user data"composition of the picture.

Volume down button to move the blue light bar to yes--delete all user data, power button to confirm. (Note: If you don't need to clean the power key selection.)"no"That's it).

After confirmation, the screen returns to the recovery mode interface, move the blue brightness bar to wipe cache partition again, and confirm the volume up button (Note: there is no YSE confirmation option for this item, it is a direct cleanup), so there is no problem with the phone, do not try this item.

After the double clear (double W) is completed, it will automatically return to the recovery mode screen, select Reboot System Now (this item is restart) and the volume up button will be confirmed, and the phone will automatically restart.

After restarting, it will be restored to the initial state of the phone, and at this point, the double clear (double w) is over. You can set up your phone again.

Unable to enter the system, enter recovery mode to solve the problem.

The system file has been modified so that the system cannot be entered.

The system is broken, you can fix this for 40 yuan to start.

1. Try to remove the battery directly, and then turn it on again. (If the mobile phone battery cannot be removed, try to press and hold the power button for more than 8s) If it can be turned on normally, you can observe and use it. If it occurs frequently, you can do a factory reset to try it.

Pay attention to backing up data before operation to avoid the risk of data loss).

2. If there is a previous operation involving such as root or flashing the third-party ROM firmware, the boot animation interface is stayed. Generally, you need to try flashing to solve the problem. Due to the risk of flashing your own phone, we recommend that you take the time to go to the local mobile phone manufacturer for after-sales processing.

3. If the system fault is eliminated, it may be caused by hardware-related problems, which usually requires time to go to the local mobile phone manufacturer for after-sales service, so that the repair station engineer can specifically detect and solve it. 

This situation should be a system problem, my previous ** was a sudden power outage and shutdown during the system update! Caused half of the system update to not be completed! Therefore, there is no complete runnable system support after booting, so it will be stuck on the page at boot!

The easy way is to find a mobile phone store and reflash the system, but if you don't have a backup, you will lose it! The stupid way is to let it naturally consume power and shut down! Then charge and turn on the computer, and the system will look for available system programs on its own, or renew the last system update!

One. Step 1: Try to deduct the battery first, then replace it, turn it back on, (if it is a built-in battery) press and hold the on/off button, after holding it for a few seconds, if the phone can vibrate, the screen will be stuck to the logo logo and cannot enter the system.

It means that this is a system fault of the mobile phone, and it is recommended to select the corresponding official website flash package for the mobile phone, and flash the phone to solve it.

The mobile phone boot has been fixed on the boot screen is the so-called boot fixed screen, generally the mobile phone system problem, first on the mobile phone grid or with the computer to the mobile phone flash to redo the system, if not, it should be the mobile phone hardware problem, then it is necessary to repair the mobile phone.

Press and hold the power button to see if you can enter, if not, you can press the power and volume + at the same time, and then reply to the factory (risky, shooting**, saved contacts, call logs, text messages, etc. may be lost).

This thing should have to go to flash the phone The problem may not be big.,I had a broken mobile phone screen before.,I found a repair point at random.,As a result, the screen came back like you.,I don't think it's a problem.,It should be a small problem.。

Long press and press the power button or something to see if it can reboot and pick the battery. If the previous methods are useless, you can only flash the machine.

I've had this happen to me and holding the shutdown button for 10 seconds to reboot the system.

You can log in for a while and wait for the system update to complete.

Re-flash the machine, and then change the system.

Wait for the system to be optimized.

Shut down, reboot the system and try it.

Because there is a chance that the phone is broken.

If it crashes, you can restart it, or you can just cut off the battery, which is very easy to solve.

Is it a virus? Try flashing the machine again.

It is recommended that you go to the place where your phone is repaired to get it repaired.

Oh, it's very simple, you didn't set the boot**, similar boot no sound, and the boot sound was not set. , hope satisfied with my answer. Thank you.

If the phone cannot enter the system page after booting up, and the screen is stuck or frozen, it is recommended to try the operation

1.Please press and hold the power button and the down volume button at the same time for more than 7 seconds to restart the device; If it is a mobile phone with a removable battery, please press and hold the power button for 8-10 seconds to restart the machine, if it does not work, please turn off the battery and reinsert it.

2.If the problem persists after restarting the machine, it is recommended that you bring the purchase receipt, repair card, and machine to the Samsung service center for inspection.

If you are using a Samsung phone that can enter the boot interface, but the phone cannot enter the home page, please restart your phone to try. The operation steps are as follows: Press and hold the power button and the lower volume button at the same time for more than 7 seconds to restart the device (press and hold the power button for 8-10 seconds to restart the phone or remove the battery and replace it with another original battery).

If the problem persists, it is recommended that you bring the purchase invoice, warranty card and mobile phone to the local Samsung service center for professional engineers to help you test.