How to update the system to 4 1 3

Hello: According to your description, Samsung Note2 series N7100 latest system version Android, if you need to upgrade, it is recommended to upgrade through the following methods:

1. You can go through the mobile phone settings - about the device - system update.

I hope the above reply can help you and have a great life!

Welcome to Samsung's Digital Services platform.

Through the actual measurement, it is found that the following improvements have been significantly improved:

1.Memory, Before the upgrade, the status bar was displayed as 98M after turning off all the background (tested many times), and after the upgrade, it naturally went to 123M (also tested many times), which shows that there is indeed an improvement in memory usage, and there has been better optimization. You can give it a try.

2.The problem of power consumption has indeed been improved,Unplug it after it was full before,Don't turn off wifi,Email push function,After one night,The power is less than 98%, The same situation last night,Get up in the morning (an hour later than yesterday),It's still 100%,Some software that is usually used in the morning was measured,Roughly the same time (not accurate),The power down speed has been significantly reduced。

3.Speed,From the gesture function, you can obviously feel that the speed has become faster,The speed of opening and closing the program is also faster,The speed of browsing the web has not improved,But this is related to the network speed of each time period,And the status of the server visited at the time,So it can't be measured,But the speed of the program has been significantly improved,Many people say that it feels in their hearts,But I want to say that it can make you feel a little more comfortable in your heart,Unchanged is the reason for upgrading?

Hello dear Samsung users:

3. If you can't do the above by yourself, it is recommended to send your phone to your local Samsung service center to help you upgrade.

It is recommended that you apply for "appointment to store" on Samsung's official website to enjoy priority repair services

After the appointment is successful, please bring your machine, invoice and warranty card to the service center where you made the appointment on time.

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The upgrade method and the requirements for vertical scrambling are as follows:

1. OTA upgrade: Open the phone's settings - general - software update, and choose to update the system (in the case of WiFi, and the power is kept at about 60%).

2. iTunes upgrade: computer** a latest version of iTunes, (preferably the latest version, otherwise it may cause unknown errors when upgrading), **Open after completion, connect the phone to the computer, iTunes will automatically pop up a prompt of whether you need to upgrade the system, click to confirm or directly click the upgrade button to upgrade.

3. It should be noted that the jailbroken phone cannot perform the above two operations to upgrade, if you want to upgrade, you need to click No in the prompt that pops up after **iTunes and connect to the computer, and then select the restore button next to the upgrade button to reinstall the system upgrade, please pay attention to the backup before upgrading, this operation will erase all the data of the phone.

You can connect your iPhone to the computer through a data cable, and on the official iTunes software, you can directly upgrade it to the latest system version, but it should be noted that once upgraded, it cannot be downgraded, so you need to consider carefully.

If you need to downgrade, you need to flash the computer with the official iTunes software to recover.

The basic steps to flash the recovery system are as follows:

1: Go to Apple's official website to download the iTunes software and successfully install and open the software.

2: Connect the phone to the computer with the data cable, tap Trust this device on the phone, wait for the iTunes connection to be successful, enter the mobile phone operation page on iTunes and click Back Up Now, and back up your data first.

Other Notes:

1: After flashing, all the data in the phone will be erased.

2: Please keep the computer network unobstructed during the flashing process, and do not disconnect the data cable until the mobile phone enters the activation page.

3: If you use the Find My iPhone function, you still need to enter your ID to unlock it after flashing, please confirm by yourself.

Hello dear Samsung users:

3. Take your phone to your local Samsung service center to help you upgrade.

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