你的三星 Galaxy Note 4 没有开机吗？您是否面临 Note 4 充电缓慢或屏幕冻结等问题？(Is your Samsung Galaxy Note 4 not turning on? Are you facing issues such as slow charging or screen freeze on Note 4? )无需恐慌；在本指南中，我们将修复Note 4无法开启的问题。
三星 Galaxy Note 4 配备四核处理器(Quad-core processor)和 32 GB 内存，是当时流行的 4G 手机。其时尚的外观加上增强的安全性有助于赢得消费者的信任。虽然，就像其他Android手机一样，它也容易出现手机挂起或屏幕冻结问题。许多用户抱怨他们的三星 Galaxy Note 4(Samsung Galaxy Note 4)即使在充满电后也无法开机。它也可能会突然关闭，并且此后不会打开。
如何修复 Note 4 无法开机的问题？(How to Fix Note 4 not turning on issue?)
这个问题有几个可能的原因。
硬件相关：(Hardware-related:)
- 电池质量差
- 充电器或电缆损坏
- 卡住的微型 USB 端口
软件相关：(Software-related:)
我们将从基本的硬件修复开始，然后转向与软件相关的解决方案。
方法一：将Note 4插入新充电器(Method 1: Plug Note 4 into a new Charger)
使用这种方法，我们可以判断充电器是否有故障。
这是通过轻松更换充电器来解决三星 Note 4(Samsung Note 4)无法转动问题的方法：
1. 使用不同的充电器(charger)将您的设备插入不同的电源插座(power outlet)。
2. 现在，让它充电 10-15 分钟(charge for 10-15 minutes) 后再开机。
方法二：使用不同的USB线修复Note 4无法开机
(Method 2: Use a different USB cable to Fix Note 4 not turning on
)
您还应该检查USB 电缆(USB cables)是否破裂和损坏，因为它们可能会发生故障。
尝试使用不同的USB 数据线(USB cable)来查看智能手机现在是否能够充电。
方法 3：检查 USB 端口
(Method 3: Check the USB Port
)
如果您的智能手机仍未充电，则需要确保没有任何东西阻碍 micro-USB 端口。您可以执行以下简单检查：
1.用手电筒检查(Examine)micro-USB 端口内部，排除异物。
2.删除任何令人反感的材料（如果有）。(Remove any objectionable material, if any.)
注意：(Note:)您可以使用针、牙签或发夹。
3. 取任何含酒精的清洁剂(alcohol-based cleaner)并冲洗掉污垢。给它一些时间晾干。
注意：(Note:)您可以将其喷洒或浸入棉花中然后使用。
4. 如果还是不行，请考虑让技术人员检查电话电源插孔(power jack)。
在排除充电器、数据线和设备本身的故障后，您可以使用以下任何一种方法来修复三星 Note 4(Samsung Note 4)无法开机的问题。
另请阅读：(Also Read:) 修复 Wi-Fi 的 8 种方法无法打开 Android 手机(8 Ways to Fix Wi-Fi Won’t Turn on Android Phone)
方法 4：软重置三星 Galaxy Note 4(Method 4: Soft Reset Samsung Galaxy Note 4)
这种方法非常安全有效，类似于重启过程。除了解决设备的小故障外，软复位还通过耗尽组件（尤其是电容器）中存储的电力来刷新手机内存。因此，绝对值得一试。请按照以下简单步骤软重置 Note 4(Reset Note 4)以修复Note 4无法打开的问题：
1. 取下后盖，从设备中取出电池( battery)。
2. 取出电池后，按住电源按钮(Power button)两分钟以上。
3. 接下来，更换(replace the battery)插槽中的电池。
4. 现在尝试打开(switch on)手机。
此方法通常可以修复Note 4无法开启的问题。但是，如果没有，请继续下一个
方法5：以安全模式启动(Method 5: Boot in Safe Mode)
如果问题是由下载并安装的第三方应用程序引起的，进入安全模式(Safe Mode)是最好的解决方案。在安全模式(Safe Mode)期间，所有第三方应用程序都被禁用，只有默认系统应用程序继续运行。您可以在安全模式下启动(Safe Mode)Note 4 以修复Note 4无法打开的问题：
1.关闭(Turn off)手机。
2. 同时按住电源(Power)+降低音量(Volume Down)按钮。
3.手机开机时松开电源键，出现(Power )三星(Samsung)标志，但按住音量下(Volume Down)键直到手机重启。
4.现在将启用安全模式。(Safe mode)
5. 最后，也松开降低音量(Volume Down)键。
如果您的设备能够在安全模式下(Safe Mode)打开，您可以确定下载的应用程序是罪魁祸首。因此(Hence)，建议您从三星 Note 4(Samsung Note 4)中卸载未使用或不需要的应用程序，以避免将来出现此类问题。
如果您的 Note 4 仍然无法打开，请尝试下一个修复。
另请阅读：(Also Read:) 修复手机无法正常充电的 12 种方法(12 Ways to Fix Your Phone Won’t Charge Properly)
方法 6：在恢复模式下擦除缓存分区(Method 6: Wipe Cache Partition in Recovery Mode)
在这种方法中，我们将尝试将手机恢复到默认状态。这意味着智能手机将在没有加载标准Android用户界面的情况下启动。以下是在恢复模式下(Recovery Mode)启动Note 4的方法：
1.关闭(Turn off)手机。
2. 同时按住提高音量(Volume Up)+主页(Home)按钮。现在，也按住电源(Power)按钮。
3. 继续按住三个按钮，直到屏幕上出现Android徽标。(Android)
4、 Note 4(Note 4)震动时松开Home键和电源(Power)键；但是，请按住音量调高(Volume Up)键。
5.当安卓系统恢复(Android System Recovery)出现在屏幕上时松开音量调高(Volume Up)键。
6.使用降低音量(Volume down)按钮导航，并在擦除缓存分区(wipe cache partition)处停止，如下图所示。
7. 要选择它，请单击电源按钮(Power button)一次。再按一次确认(confirm)。
8.等待(Wait)缓存分区完全擦除。让手机自动重启。
验证Note 4无法开机的问题是否已解决。
方法 7：恢复出厂设置注 4(Method 7: Factory Reset Note 4)
如果在安全模式(Mode)和恢复模式下(Recovery Mode)启动Note 4对您不起作用，您必须将三星设备恢复(Samsung)出厂(Factory Reset)设置。三星 Galaxy Note 4 恢复(Samsung Galaxy Note 4)出厂(Factory)设置将删除存储在硬件中的所有内存。完成后，它将使用最新版本进行更新。这应该可以解决Note 4无法打开的问题。
注意：(Note:)每次重置(Reset)后，与设备关联的所有数据都会被删除。建议在进行重置之前备份所有文件。
以下是恢复出厂设置注 4 的方法：
1.按照上述方法的步骤 1-5(Steps 1-5 )中的说明，在Android 恢复模式下启动您的设备。(Android Recovery Mode)
2. 选择Wipe data/factory reset ，如图所示。
注意：(Note:) 使用(Use)音量按钮浏览屏幕上可用的选项。使用(Use)电源按钮选择所需的选项。
3. 在这里，在 Android 恢复屏幕上单击是(Yes )。
4. 现在，等待设备重置。
5. 完成后，点击Reboot system now，如下图所示。
方法 8：寻找技术支持(Method 8: Find tech support)
如果一切都失败了，强烈建议您访问授权的三星服务中心(Samsung Service Center)，由经验丰富的技术人员检查 Note 4。
受到推崇的：(Recommended:)
我们希望本指南对您有所帮助，并且您能够修复 Note 4 无法打开的问题。(fix Note 4 not turning on issue.)让我们知道哪种方法适合您。如果您有任何疑问/建议，请将它们放在下面的评论框中。
How to Fix Note 4 Not Turning On
Is your Samsung Galaxy Note 4 not turning on? Are you facing issues such as slow charging or screen freeze on Note 4? No need to panic; in this guide, we are going to fix Note 4 not turning on issue.
Samsung Galaxy Note 4, with a Quad-core processor and 32 GB internal memory, was a popular 4G phone of the time. Its stylish appearance coupled with enhanced security helped gain the trust of consumers. Although, just like other Android phones, it too is prone to mobile hang or screen freeze issues. Many users complained that their Samsung Galaxy Note 4 doesn’t turn on even after it has been sufficiently charged. It might also turn off, out of the blue, and wouldn’t switch on thereafter.
How to Fix Note 4 not turning on issue?
There are several possible reasons for this issue.
Hardware-related:
- Poor battery quality
- Damaged charger or cable
- Jammed micro-USB port
Software-related:
- Errors in the Android operating system
- Third-party software programs
We will begin with basic hardware fixes and then move to software-related solutions.
Method 1: Plug Note 4 into a new Charger
Using this method, we can determine if the charger is faulty.
This is how to fix Samsung Note 4 not turning issue with an easy swapping of its charger:
1. Plug your device with a different charger into a different power outlet.
2. Now, allow it to charge for 10-15 minutes before switching it on.
Method 2: Use a different USB cable to Fix Note 4 not turning on
You should also check for cracked and damaged USB cables as they may malfunction.
Try using a different USB cable to see whether the smartphone is able to charge now.
Method 3: Check the USB Port
If your smartphone is still not getting charged, you need to ensure that there is nothing obstructing the micro-USB port. You can perform these simple checks:
1. Examine the interior of the micro-USB port with a torch to rule out foreign objects.
2. Remove any objectionable material, if any.
Note: You can use a needle, or a toothpick, or a hair clip.
3. Take any alcohol-based cleaner and flush out the dirt. Give it some time to dry.
Note: You can either spray it or dip it in cotton and then use it.
4. If it still doesn’t work, consider getting the phone power jack checked by a technician.
After ruling out faults with the charger, cable & device itself, you can use any of the following methods to fix Samsung Note 4 not turning on issue.
Also Read: 8 Ways to Fix Wi-Fi Won’t Turn on Android Phone
Method 4: Soft Reset Samsung Galaxy Note 4
This approach is quite safe and effective and resembles the restart process. In addition to resolving minor glitches with the device, soft reset refreshes the phone memory by draining stored power from components, particularly capacitors. Therefore, it is definitely worth a shot. Follow these simple steps to Soft Reset Note 4 to fix Note 4 not turning on issue:
1. Remove the back cover and take out the battery from the device.
2. When the battery is removed, press and hold the Power button for more than two minutes.
3. Next, replace the battery in its slot.
4. Make an attempt to switch on the phone now.
This method usually fixes Note 4 doesn’t turn on issue. But, if it doesn’t, then move on to the next one
Method 5: Boot in Safe Mode
If the problem is being caused due to third-party apps that were downloaded and installed, going into Safe Mode is the best solution. During Safe Mode, all third-party apps are disabled, and only default system apps continue to function. You can Boot Note 4 in Safe Mode to fix Note 4 not turning on as:
1. Turn off the phone.
2. Press-hold the Power + Volume Down buttons together.
3. Release the Power button as the phone begins to boot, and the Samsung logo appears, but keep holding the Volume Down button till the phone is rebooted.
4. Safe mode will be enabled now.
5. Finally, let go of the Volume Down key as well.
If your device is able to switch on in Safe Mode, you can be certain that downloaded app/s are to blame. Hence, it is recommended to uninstall the unused or unwanted apps from your Samsung Note 4 to avoid such issues in the future.
If your Note 4 still doesn’t turn on, try the next fix.
Also Read: 12 Ways to Fix Your Phone Won’t Charge Properly
Method 6: Wipe Cache Partition in Recovery Mode
In this method, we will try to restore the phone to its default state. It implies that the smartphone will start up without the standard Android user interface being loaded. Here’s how to get Note 4 started in Recovery Mode:
1. Turn off the mobile.
2. Press-hold the Volume Up + Home buttons together. Now, hold the Power button too.
3. Continue to hold the three buttons until the Android logo appears on the screen.
4. Release the Home and Power buttons when the Note 4 vibrates; but, keep the Volume Up key pressed.
5. Let go of the Volume Up key when the Android System Recovery appears on the screen.
6. Navigate using the Volume down button, and stop at wipe cache partition, as highlighted in pic below.
7. To choose it, click the Power button once. Press it again to confirm.
8. Wait till the cache partition is completely wiped. Let the phone restart automatically.
Verify if the Note 4 not turning on issue is fixed.
Method 7: Factory Reset Note 4
If booting Note 4 in Safe Mode and Recovery Mode hasn’t worked for you, you will have to Factory Reset your Samsung device. Factory reset of Samsung Galaxy Note 4 will delete all the memory stored in the hardware. Once done, it will update it with the latest version. This should solve Note 4 won’t turn on problem.
Note: After every Reset, all the data associated with the device gets deleted. It is recommended to back up all files before you undergo a reset.
Here’s how to Factory Reset Note 4:
1. Boot your device in Android Recovery Mode as explained in Steps 1-5 of the previous method.
2. Select Wipe data/factory reset as shown.
Note: Use volume buttons to go through the options available on the screen. Use the power button to select your desired option.
3. Here, click on Yes on the Android Recovery screen.
4. Now, wait for the device to reset.
5. Once done, click Reboot system now, as depicted below.
Method 8: Find tech support
If all else fails, it is highly recommended that you visit an authorized Samsung Service Center where Note 4 can be checked by an experienced technician.
Recommended:
We hope that this guide was helpful and you were able to fix Note 4 not turning on issue. Let us know which method worked for you. If you have any queries/suggestions, drop them in the comment box below.
