Warning: Use of undefined constant title - assumed 'title' (this will throw an Error in a future version of PHP) in /data/www.zhuangjiba.com/web/e/data/tmp/tempnews1.php on line 152 电脑无法识别U盘怎么办,详细教您解决电脑无法识别U盘
- 分类:u盘教程 发布时间: Warning: Use of undefined constant newstime - assumed 'newstime' (this will throw an Error in a future version of PHP) in /data/www.zhuangjiba.com/web/e/data/tmp/tempnews1.php on line 156 2017年12月18日 18:00:40
U盘的出现可以说在我们平时生活中带来了莫大的方便,例如当电脑出现故障而无法使用时,我们就可以使用U盘安装系统,,进而修复电脑,给我们带来这样好处的同时,我们也会遇到一些麻烦,例如,在使用U盘时,发现电脑无法识别U盘,这该怎么办呢?下面,小编就来跟大家分享解决电脑无法识别U盘的教程。
现在的数码产品基本都离不开USB设备,但是也会遇到把U盘插入电脑USB接口中,却发现找不到U盘图标,甚至连安装U盘驱动的提示也没有的这么一个情况,该怎么去解决电脑无法识别U盘的情况呢?下面,小编给大家整理了关于处理电脑无法识别U盘的图文教程。
电脑无法识别U盘怎么办
需要将USB设备插入到计算机USB接口,然后点击电脑的“开始”菜单,点击“运行”,在输入框中输入“cmd”命令,点击“确定”按钮。
U盘电脑图解-1
在命令提示符窗口内分别执行下面两条命令:
reg add "HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager\Environment" /v "DEVMGR_SHOW_DETAILS" /d 1 /t REG_SZ /f
reg add "HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager\Environment" /v"DEVMGR_SHOW_NONPRESENT_DEVICES" /d 1 /t REG_SZ /f
无法识别电脑图解-2
将计算机重启,点击“开始”菜单,打开“运行”,输入“devmgmt.msc”命令,点击“确定”按钮
U盘电脑图解-3
或者右击桌面上“我的电脑”,在弹出的快捷菜单中选择“属性”,点击“硬件”选项卡,然后点击下面的“设备管理器”按钮。
无法识别U盘电脑图解-4
打开设备管理器,在菜单栏点击“查看” - “显示隐藏的设备”。
U盘电脑图解-5
鼠标左键双击双击“通用串行总线控制器”项目,将所显示的灰色项目和USB大容量存储设备卸载掉。
无法识别电脑图解-6
然后右键点击“通用串行总线控制器”项目,在弹出的下拉菜单中选择“扫描检查硬件改动”。
U盘电脑图解-7
拔掉USB设备,再重新插上,看是否已经OK。
U盘电脑图解-8
若重新插入还是没好,则右键点击“通用串行总线控制器”下的“USB Root Hub”项目,点击“属性”。
无法识别U盘电脑图解-9
在打开的也窗口中点击“电源管理”选项卡,去掉“允许计算机关闭此设备以节约电源”,点击“确定”按钮(依次对每个USB Root Hub的属性进行修改)。
无法识别电脑图解-10
方法二:
点击“开始”菜单,选择“运行”命令,在打开的框内输入“regedit”命令,然后点击“确定”按钮。
无法识别电脑图解-11
打开“注册表编辑器”窗口,在左侧注册表树窗口依次展开以下分支
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Class\{4D36E967-E325-11CE-BFC1-08002BE10318}
U盘电脑图解-12
右键点击“UpperFilters”和“LowerFilters”,选择删除即可。
U盘电脑图解-13
以上就是关于处理电脑无法识别U盘的图文教程。
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