您的蓝牙鼠标在Windows 11中是否滞后？各种原因（例如冲突的电源管理设置以及缺少或过时的驱动程序）可能会导致光标在几秒钟不活动后卡顿或冻结。
继续阅读以了解如何解决Windows 11中的(Windows 11)蓝牙鼠标(Bluetooth mouse)延迟问题。本故障排除指南中的修复也适用于蓝牙(Bluetooth)触控板。
相关(Related)：尚未升级到Windows 11？了解如何在 Windows 10 中修复鼠标延迟(fix mouse lag in Windows 10)。
首先尝试这些快速修复
最好通过下面的快速修复来开始。您可能正在处理一个不需要高级故障排除的琐碎问题。
- 重新启动计算机(Restart Your Computer)：通常，只需重新启动计算机即可解决Windows中的问题。保存您的工作并选择开始(Start )>电源(Power )>重新启动(Restart )以执行系统重新启动。
- 关闭和打开鼠标(Turn Your Mouse Off & On)：同样，最好重新启动蓝牙(Bluetooth)鼠标的设备固件。找到蓝牙(Bluetooth)鼠标上的电源(Power)开关并将其设置为关闭(Off)，然后打开(On)。
- 将鼠标移近(Move Your Mouse Closer)一点：蓝牙设备在远处无法正常工作。如果您在很远的地方使用计算机和鼠标，请缩小它们之间的距离。
- 消除蓝牙干扰(Eliminate Bluetooth Interference)：确保您的计算机和鼠标附近或之间没有蓝牙干扰源（例如，通常是其他无线设备）。(Bluetooth)
- 为鼠标充电(Recharge Your Mouse)：剩余电量很少的鼠标会削弱其蓝牙(Bluetooth)信号。将鼠标连接到USB端口为其充电或插入新电池。
- 切换到另一个表面(Switch to Another Surface)：避免使用光滑表面以改善光标控制。
运行蓝牙疑难解答
Windows 11 带有一个内置的蓝牙(Bluetooth)疑难解答程序，可以自动检测和修复蓝牙(Bluetooth)设备的连接问题。要运行它：
1. 打开开始(Start )菜单并选择设置(Settings)。
2. 向下滚动系统(System)设置并选择标有疑难解答(Troubleshoot)的选项。
3. 选择其他疑难解答(Other troubleshooters)。
4. 向下滚动并选择蓝牙(Bluetooth)旁边的运行(Run )按钮。
安装支持软件和驱动程序
蓝牙(Bluetooth)指点设备与其他支持软件和鼠标驱动程序（Logitech Options、Razer Synapse等）配合使用效果最佳。在线查找蓝牙(Bluetooth)鼠标型号并安装制造商提供的任何适用软件。
如果您已经这样做了，请更新软件（访问应用程序的设置页面并查找“检查更新”(Check for Updates)选项或类似内容），看看是否可以消除延迟。
禁用蓝牙适配器(Bluetooth Adapter)的电源管理(Power Management)
如果您的蓝牙(Bluetooth)鼠标在闲置几秒钟后出现延迟，请使用Windows 11中的设备管理器(Device Manager)禁用 PC蓝牙(Bluetooth)模块的电源管理。
1. 右键单击开始(Start )按钮并选择设备管理器(Device Manager)。
2. 展开蓝牙(Bluetooth)类别，右键单击蓝牙(Bluetooth)模块——例如，英特尔(R) 无线蓝牙(R)(Intel(R) Wireless Bluetooth(R)) ——并选择属性(Properties)。
3. 切换到电源管理选项卡并取消选中(Power Management)允许计算机关闭设备以节省电源(Allow the computer to turn off the device to save power)旁边的框。然后，选择确定(OK)。
如果这无法解决问题，请展开人机接口设备(Human Interface Devices)类别（在设备管理器(Device Manager)下方）并打开符合蓝牙低功耗 GATT 的 HID的(Bluetooth Low Energy GATT compliant HID)属性(Properties)窗格。然后，切换到电源管理选项卡并清除(Power Management)允许计算机关闭设备以节省电源(Allow the computer to turn off the device to save power)旁边的框。
通过修改注册表项(Registry Keys)禁用蓝牙电源管理(Bluetooth Power Management)
如果上述修复没有帮助，您必须通过Windows 11注册表编辑器修改一组与(Registry Editor)蓝牙(Bluetooth)电源管理相关的注册表项。但是，由于意外更改可能会破坏操作系统，我们建议在继续之前备份系统注册表。(backing up the system registry)
1. 按Windows + R打开运行框。然后，键入regedit并按Enter。
2. 导航到注册表编辑器左窗格中的以下文件夹：
HKEY_LOCAL_MACHINE > SYSTEM > CurrentControlSet > Enum > USB
接下来，展开以VID_8087开头的文件夹（例如，VID_8087&PID_0026），然后展开包含数字和字母的子文件夹（例如，5&ed1e05a&0&10）。最后，选择设备参数(Device Parameters)。
3. 双击注册表编辑器(Registry Editor)窗口右侧的以下每个键，添加一个十六进制值0，然后选择OK。
- 设备选择性暂停(DeviceSelectiveSuspended)
- SelectiveSuspendEnabled
- 选择性暂停支持(SelectiveSuspendSupported)
注意(Note)：如果上面的任何键出现缺失，请右键单击空白区域并选择New > DWORD (32-bit) Value。然后，将其命名为缺席键并使用十六进制值0保存它。
交换机性能计划
避免由 PC 电源管理导致的蓝牙鼠标延迟的另一种方法是配置(Bluetooth mouse)Windows 11的默认电源模式以获得最佳性能。但是，这可能会损害笔记本电脑设备的电池寿命。
1. 打开开始(Start) 菜单(menu)并选择设置(Settings)。
2. 选择标有电源和电池(Power & battery)的类别。
3. 打开电源模式( Power mode)旁边的下拉菜单并选择最佳性能(Best performance)。
移除(Remove)并重新连接蓝牙鼠标(Reconnect Bluetooth Mouse)
以下修复涉及移除并重新连接蓝牙(Bluetooth)鼠标或触控板。这应该有助于消除蓝牙(Bluetooth)设备配置损坏的问题。
1. 打开开始菜单(Start menu)并选择设置(Settings)。
2. 在设置侧边栏选择蓝牙和设备(Bluetooth & devices)。
3. 选择蓝牙(Bluetooth)鼠标旁边的更多图标（三个点），然后选择(More)删除设备(Remove device)>是(Yes)。
4. 选择添加设备(Add device)。
5. 选择蓝牙(Bluetooth)并重复配对过程以重新建立鼠标和计算机之间的蓝牙连接。(Bluetooth)
检查蓝牙驱动程序更新
如果鼠标延迟问题仍然存在，请从您的 PC 制造商处下载最新的蓝牙驱动程序 - (Bluetooth)Dell、HP、Acer等。然后，运行下载包中的设置文件或通过设备管理器(Device Manager)执行更新。
1. 打开设备管理器( Device Manager)。
2. 展开蓝牙(Bluetooth)类别。
3. 右键单击蓝牙(Bluetooth)模块并选择更新驱动程序(Update driver)。
4. 选择浏览我的电脑以获取驱动程序(Browser my computer for drivers)。
5. 选择浏览(Browse )并在您的计算机上找到下载的驱动程序包。然后，选择下一步(Next )以执行更新。
卸载并重新安装蓝牙驱动程序(Reinstall Bluetooth Drivers)
如果找不到更新的更新，请尝试删除并重新安装适用于您 PC的蓝牙驱动程序。(Bluetooth)同时确保(Make)使用有线鼠标与GUI交互。
1. 打开设备管理器( Device Manager)。
2. 展开蓝牙(Bluetooth )类别。
3. 右击蓝牙(Bluetooth)模块，选择卸载设备(Uninstall device)。
4. 选中尝试删除此设备的驱动程序(Attempt to remove the driver for this device)旁边的框，然后选择卸载(Uninstall)。
5. 重新启动您的计算机。Windows 11 将在启动时自动重新安装蓝牙(Bluetooth)驱动程序。如果没有，请重新打开设备管理器(Device Manager)并选择操作(Action )>扫描硬件更改(Scan for hardware changes)。
更新显卡驱动程序
过时的视频驱动程序也可能导致鼠标指针滞后。检查卡制造商的网站（NVIDIA、AMD、Intel等）以获取可能的更新。或者，使用第三方驱动程序更新工具(use a third-party driver updater tool)或Windows 更新(Windows Update)为您的 PC 获取最新的视频驱动程序（下一个更多内容）。
更新 Windows 11
如果蓝牙(Bluetooth)鼠标延迟仍然存在，请尝试将Windows 11更新到最新版本。这应该可以解决操作系统中阻止蓝牙(Bluetooth)设备正常运行的任何已知问题。
1. 打开开始菜单(Start menu)并选择设置(Settings)。
2.在设置侧边栏上选择Windows 更新。(Windows Update )
3. 选择检查更新( Check for updates)。
4. 选择立即下载( Download now)以安装可用更新。
此外，选择高级选项( Advanced options)>可选更新并为(Optional updates)蓝牙(Bluetooth)鼠标、蓝牙(Bluetooth)模块和显卡安装任何 Microsoft 验证的驱动程序更新。
扫描恶意软件
计算机(Computer)病毒是导致鼠标或触摸板延迟的另一个原因。使用内置的Windows 安全(Windows Security)工具（可通过系统托盘访问）或专用的反恶意软件实用程序(dedicated anti-malware utility)（例如Malwarebytes ）彻底扫描您的 PC 中的恶意软件。
禁用快速启动
接下来，考虑在Windows 11中禁用(Windows 11)快速启动(Fast Startup)。它有助于更快地启动您的 PC，(boot up your PC faster)并且有导致输入设备出现问题的历史。
1. 打开开始(Start )菜单，键入控制面板(Control Panel)，然后按Enter。
2. 选择硬件和声音(Hardware and Sound)。
3. 在电源选项(Power Options )部分下，选择选择电源按钮的功能(Choose what the power buttons do)。
4. 选择更改当前不可用的设置(Change settings that are currently unavailable)。
5. 取消选中打开快速启动（推荐）(Turn on fast startup (recommended))旁边的框，然后选择保存更改。
你还能做什么？
如果上述修复均无效，请尝试以下其他一些方法：
- 将蓝牙(Bluetooth)鼠标用作标准无线鼠标。罗技MX Master(Logitech MX Master)等罗技鼠标配(Logitech)有统一接收器，可提供比蓝牙(Bluetooth)更好的连接性。
- 运行 SFC 或 DISM 扫描(Run an SFC or a DISM scan)以解决 Windows 11 PC 的潜在问题。
- 在另一台计算机（PC 或Mac）上配对并使用蓝牙鼠标。(Bluetooth)如果鼠标滞后问题仍然存在，您可能正在处理有缺陷的设备——如果它仍在保修期内，请将其寄回更换。如果没有，请继续在安全模式下对您的 PC 进行故障排除(troubleshooting your PC in Safe Mode)。
How to Fix Bluetooth Mouse Lag in Windows 11
Does your Bluetooth mouse lag in Windows 11? Various reasons—such as conflicting power management settings and missing or outdated drivers—can cause the cursor to stutter or freeze after a few seconds of inactivity.
Read on to learn what you can do to resolve Bluetooth mouse lag in Windows 11. The fixes in this troubleshooting guide also apply to Bluetooth trackpads.
Related: Haven’t made the upgrade to Windows 11 yet? Learn how to fix mouse lag in Windows 10.
Try These Quick Fixes First
It’s best to kick things off by working through the quick fixes below. You might be dealing with a trivial issue that doesn’t require advanced troubleshooting.
- Restart Your Computer: Usually, restarting your computer is all it takes to resolve problems in Windows. Save your work and select Start > Power > Restart to perform a system reboot.
- Turn Your Mouse Off & On: Likewise, it’s a good idea to restart the device firmware of the Bluetooth mouse. Locate the Power switch on the Bluetooth mouse and set it to Off, then On.
- Move Your Mouse Closer: Bluetooth devices don’t function well at a distance. Reduce the gap between your computer and mouse if you use them far apart.
- Eliminate Bluetooth Interference: Make sure that there are no sources of Bluetooth interference (e.g., usually other wireless devices) nearby or between your computer and mouse.
- Recharge Your Mouse: A mouse with little charge remaining can weaken its Bluetooth signal. Connect your mouse to a USB port to recharge it or insert fresh batteries.
- Switch to Another Surface: Avoid smooth surfaces to improve cursor control.
Run Bluetooth Troubleshooter
Windows 11 comes with a built-in Bluetooth troubleshooter that can automatically detect and fix connectivity issues with Bluetooth devices. To run it:
1. Open the Start menu and select Settings.
2. Scroll down the System settings and select the option labeled Troubleshoot.
3. Select Other troubleshooters.
4. Scroll down and select the Run button next to Bluetooth.
Install Support Software & Drivers
Bluetooth pointing devices work best with additional support software and mouse drivers—Logitech Options, Razer Synapse, etc. Look up the Bluetooth mouse model online and install any applicable software from the manufacturer.
If you’ve already done that, update the software (visit the application’s settings page and look for a Check for Updates option or something similar) and see if that eliminates the lag.
Disable Power Management for Bluetooth Adapter
If your Bluetooth mouse lags when left idle for a few seconds, use the Device Manager in Windows 11 to disable power management for the PC’s Bluetooth module.
1. Right-click the Start button and select Device Manager.
2. Expand the Bluetooth category, right-click the Bluetooth module—e.g., Intel(R) Wireless Bluetooth(R)—and select Properties.
3. Switch to the Power Management tab and uncheck the box next to Allow the computer to turn off the device to save power. Then, select OK.
If that fails to resolve the issue, expand the Human Interface Devices category (further down the Device Manager) and open the Properties pane for Bluetooth Low Energy GATT compliant HID. Then, switch to the Power Management tab and clear the box next to Allow the computer to turn off the device to save power.
Disable Bluetooth Power Management by Modifying Registry Keys
If the above fix doesn’t help, you must modify a set of registry keys related to Bluetooth power management via the Windows 11 Registry Editor. However, since accidental changes can break the operating system, we recommend backing up the system registry before proceeding.
1. Press Windows + R to open the Run box. Then, type regedit and press Enter.
2. Navigate to the following folder on the Registry Editor’s left pane:
HKEY_LOCAL_MACHINE > SYSTEM > CurrentControlSet > Enum > USB
Next, expand the folder that begins with VID_8087 (e.g., VID_8087&PID_0026) and then the sub-folder with the numbers and letters (e.g., 5&ed1e05a&0&10). Finally, select Device Parameters.
3. Double-click each of the following keys on the right side of the Registry Editor window, add a hexadecimal value of 0, and select OK.
- DeviceSelectiveSuspended
- SelectiveSuspendEnabled
- SelectiveSuspendSupported
Note: If any of the keys above appear missing, right-click a vacant area and select New > DWORD (32-bit) Value. Then, name it as the absent key and save it with a hexadecimal value of 0.
Switch Performance Plan
Another way to avoid Bluetooth mouse lag caused by PC power management is to configure your Windows 11’s default power mode for best performance. However, that can hurt the battery life of laptop devices.
1. Open the Start menu and select Settings.
2. Select the category labeled Power & battery.
3. Open the pull-down menu next to Power mode and select Best performance.
Remove and Reconnect Bluetooth Mouse
The following fix involves removing and reconnecting your Bluetooth mouse or trackpad. That should help eliminate issues with a corrupt Bluetooth device configuration.
1. Open the Start menu and select Settings.
2. Select Bluetooth & devices on the Settings sidebar.
3. Select the More icon (three dots) next to your Bluetooth mouse and select Remove device > Yes.
4. Select Add device.
5. Select Bluetooth and repeat the pairing process to re-establish the Bluetooth connection between your mouse and computer.
Check for Bluetooth Driver Updates
If the mouse lag problem persists, download the latest Bluetooth drivers from your PC manufacturer—Dell, HP, Acer, etc. Then, run the setup file within the downloaded package or perform the update via the Device Manager.
1. Open the Device Manager.
2. Expand the Bluetooth category.
3. Right-click the Bluetooth module and select Update driver.
4. Select Browser my computer for drivers.
5. Select Browse and locate the downloaded driver package on your computer. Then, select Next to perform the update.
Uninstall and Reinstall Bluetooth Drivers
If you can’t find newer updates, try removing and reinstalling the Bluetooth driver for your PC. Make sure to use a wired mouse to interact with the GUI in the meantime.
1. Open the Device Manager.
2. Expand the Bluetooth category.
3. Right-click the Bluetooth module and select Uninstall device.
4. Check the box next to Attempt to remove the driver for this device and select Uninstall.
5. Restart your computer. Windows 11 will automatically reinstall the Bluetooth driver at startup. If it doesn’t, re-open the Device Manager and select Action > Scan for hardware changes.
Update Graphics Drivers
Outdated video drivers can also result in a laggy mouse pointer. Check the card manufacturer’s website (NVIDIA, AMD, Intel, etc.) for possible updates. Alternatively, use a third-party driver updater tool or Windows Update to acquire the latest video drivers for your PC (more on that next).
Update Windows 11
If the Bluetooth mouse lag persists, try updating Windows 11 to its latest version. That should patch out any known issues in the operating system that prevent Bluetooth devices from functioning correctly.
1. Open the Start menu and select Settings.
2. Select Windows Update on the Settings sidebar.
3. Select Check for updates.
4. Select Download now to install available updates.
Additionally, select Advanced options > Optional updates and install any Microsoft-verified driver updates for the Bluetooth mouse, the Bluetooth module, and the graphics card.
Scan for Malware
Computer viruses are another reason that induces mouse or touchpad lag. Use the built-in Windows Security tool (accessible via the system tray) or a dedicated anti-malware utility—such as Malwarebytes—to thoroughly scan your PC for malware.
Disable Fast Startup
Next up, consider disabling Fast Startup in Windows 11. It helps boot up your PC faster and has a history of causing problems with input devices.
1. Open the Start menu, type Control Panel, and press Enter.
2. Select Hardware and Sound.
3. Under the Power Options section, select Choose what the power buttons do.
4. Select Change settings that are currently unavailable.
5. Uncheck the box next to Turn on fast startup (recommended) and select Save changes.
What Else Can You Do?
If none of the fixes above work, here are a few other things to try:
- Use the Bluetooth mouse as a standard wireless mouse. Logitech mice, such as the Logitech MX Master, come with a unifying receiver that offers better connectivity than Bluetooth.
- Run an SFC or a DISM scan to resolve underlying problems with your Windows 11 PC.
- Pair and use the Bluetooth mouse on another computer (PC or Mac). If the mouse lag issue persists, you’re likely dealing with a defective device—send it back for a replacement if it’s still under warranty. If not, continue troubleshooting your PC in Safe Mode.
