有用科技小编2026/09/26
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阅读12分钟打印机显示错误状态、USB 接上没反应时，别急着重装驱动：先用设备管理器里的错误码（Code 28/10/43）判断系统到底有没有认到这台设备，再换 USB 口、换线排除物理原因；确认是驱动问题后，把设备和厂商打印套件彻底卸干净重插，核对 USB001 端口与 Print Spooler 服务，最后才走系统文件修复。以下方法在 Windows 10/11 实测可用。
多数错误状态是系统环境、旧驱动残留或版本冲突造成的，硬件本身大多没坏，不必急着重装系统或送修。
适用系统：Windows 10/11；最后更新：2026-09-26。
先分清是没认到设备，还是驱动没装上
USB 线插上以后右下角不弹任何提示，设备和打印机里那台打印机的状态一直显示「错误」或「脱机」，打开设备管理器还能看到一项带黄色感叹号，右键属性里写着「该设备的驱动程序未被安装。(代码 28)」。
这类提示分成两种：系统已经认出设备，详细信息里能看到硬件 ID 和 VID/PID，只是驱动没配好；系统根本没看到设备，那问题就出在线材、接口或打印机本身。
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先判断错误码与系统版本，再对症处理，能省去大量盲目重装。
方法1 在设备管理器里看清错误码再判断
错误码是判断驱动问题还是硬件问题的第一手证据，先看码再动手，别一上来就删驱动。
操作步骤
- 按 Win+R 打开运行框，输入 devmgmt.msc 回车，打开设备管理器。
- 展开「其他设备」或「打印机」分类，找带黄色感叹号的项；没有叹号但显示「未知设备」的也算。
- 右键→属性→常规，记下设备状态里的代码：Code 28 表示驱动未安装，Code 10 表示设备无法启动，Code 43 表示驱动报告故障。
- 切到「详细信息」，属性下拉选「硬件 ID」，把值记下来；能看到 VID/PID，说明系统已经认到设备，方向就落在驱动上。
- 如果整个列表里都找不到这台打印机，先按方法2排除线材和接口，再回来查驱动。
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Code 10 和 Code 43 多见于旧驱动残留或系统更新冲突，按方法3卸干净重装通常能解决；Code 28 最直接，补装匹配型号的驱动即可。
方法2 换USB口换线，先排除物理原因
很多「没反应」是供电不足或数据线只能充电，换口换线成本最低，先做这一步。
操作步骤
- 优先插机箱后面板的 USB 口；前置口和 USB HUB、扩展坞供电不稳，容易认不到设备。
- 换一根确定能传数据的 USB 线，纯充电线插上不会有任何反应。
- 确认打印机已开机并完成自检，面板没有报错灯，能打出一张自检页。
- 有条件换另一台电脑插同一根线：别的电脑能认，问题在系统这边；两台都不认，问题在线或打印机。
- 换口之后回到设备管理器，看有没有冒出新的设备项，或者原来的黄色感叹号有没有消失。
换到别的电脑能被认出来，就说明打印机和线都没问题，接着往下处理驱动；两台电脑都不认，先找售后检查接口。
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方法3 把设备和厂商打印套件彻底卸干净再重插
残留的旧驱动会让新驱动装不上，卸干净比反复安装有效。
操作步骤
- 控制面板→设备和打印机，右键问题打印机，选「删除设备」。
- 控制面板→程序和功能，卸载厂商打印套件，扫描、传真这些组件一起卸掉。
- 设备管理器里右键该设备→卸载设备，勾选「删除此设备的驱动程序软件」。
- 重启电脑，重启过程中先不要插 USB 线。
- 开机后只插 USB 线，让系统走一遍全新识别，再看还有没有黄色感叹号。
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顺序不能颠倒：先删设备和套件，再重启，最后插线。插着线重启，Windows 会先把残缺的驱动信息写回去，等于白卸。
方法4 核对端口与后台打印服务是否正常
驱动装好了但端口没生成、服务没跑起来，打印机一样显示错误状态。
操作步骤
- 打印机属性→端口，看列表里有没有生成 USB001 这个虚拟打印机端口；没有就点「添加端口」手动加一个。
- 按 Win+R 输入 services.msc，确认 Print Spooler 的状态是「正在运行」，启动类型设为「自动」。
- 如果服务启动后马上自动停止，先清空 C:\Windows\System32\spool\PRINTERS 里卡住的任务文件，再重新启动服务。
- 设备管理器里卸载 USB Printing Support，然后点菜单「操作」→「扫描检测硬件改动」，让系统重新枚举一遍。
- 重启 Print Spooler 后打印一张测试页，验证链路是否打通。
测试页能正常出纸，说明端口和服务这条链路已经通了；还是报错，就继续走方法5。
方法5 还不行就走系统文件修复与更新排查
系统组件损坏或打印相关补丁冲突时，只能从系统层修复。
操作步骤
- 右键开始菜单，以管理员身份打开命令提示符，执行 sfc /scannow，等扫描跑完。
- 如果提示无法修复，继续执行 DISM /Online /Cleanup-Image /RestoreHealth，完成后把 sfc /scannow 再跑一次。
- 设置→Windows 更新→更新历史，卸载最近安装的打印相关更新，重启后再试。
- 检查 C:\Windows\System32\drivers 里有没有厂商打印驱动的残留文件，有就记下文件名再处理。
- 以上都无效时，备份好数据，再用之前创建的还原点回退。
'/%3E%3Cline%20x1='44'%20y1='134'%20x2='556'%20y2='134'%20stroke='%23dbe3ec'%20stroke-width='3'/%3E%3Ccircle%20cx='44'%20cy='134'%20r='9'%20fill='%23ffffff'%20stroke='%230e90f5'%20stroke-width='3'/%3E%3Ccircle%20cx='44'%20cy='134'%20r='3.5'%20fill='%230e90f5'/%3E%3Ctext%20x='44.0'%20y='104'%20font-family='Segoe%20UI,Microsoft%20YaHei,PingFang%20SC,sans-serif'%20font-size='13.5'%20fill='%231f2d3d'%20text-anchor='middle'%20font-weight='700'%3Esfc%20/scannow%3C/text%3E%3Ctext%20x='44.0'%20y='86'%20font-family='Segoe%20UI,Microsoft%20YaHei,PingFang%20SC,sans-serif'%20font-size='11.5'%20fill='%235b6b7b'%20text-anchor='middle'%20font-weight='400'%3E先修系统文件%3C/text%3E%3Ccircle%20cx='215'%20cy='134'%20r='9'%20fill='%23ffffff'%20stroke='%230e90f5'%20stroke-width='3'/%3E%3Ccircle%20cx='215'%20cy='134'%20r='3.5'%20fill='%230e90f5'/%3E%3Ctext%20x='214.66666666666666'%20y='174'%20font-family='Segoe%20UI,Microsoft%20YaHei,PingFang%20SC,sans-serif'%20font-size='13.5'%20fill='%231f2d3d'%20text-anchor='middle'%20font-weight='700'%3EDISM%20还原%3C/text%3E%3Ctext%20x='214.66666666666666'%20y='192'%20font-family='Segoe%20UI,Microsoft%20YaHei,PingFang%20SC,sans-serif'%20font-size='11.5'%20fill='%235b6b7b'%20text-anchor='middle'%20font-weight='400'%3E在线修复镜像%3C/text%3E%3Ccircle%20cx='385'%20cy='134'%20r='9'%20fill='%23ffffff'%20stroke='%230e90f5'%20stroke-width='3'/%3E%3Ccircle%20cx='385'%20cy='134'%20r='3.5'%20fill='%230e90f5'/%3E%3Ctext%20x='385.3333333333333'%20y='104'%20font-family='Segoe%20UI,Microsoft%20YaHei,PingFang%20SC,sans-serif'%20font-size='13.5'%20fill='%231f2d3d'%20text-anchor='middle'%20font-weight='700'%3E卸载打印补丁%3C/text%3E%3Ctext%20x='385.3333333333333'%20y='86'%20font-family='Segoe%20UI,Microsoft%20YaHei,PingFang%20SC,sans-serif'%20font-size='11.5'%20fill='%235b6b7b'%20text-anchor='middle'%20font-weight='400'%3E排除更新冲突%3C/text%3E%3Ccircle%20cx='556'%20cy='134'%20r='9'%20fill='%230e90f5'/%3E%3Cpath%20d='M552%20134%20l3%203%20l5%20-6'%20fill='none'%20stroke='%23ffffff'%20stroke-width='2'%20stroke-linecap='round'%20stroke-linejoin='round'/%3E%3Ctext%20x='556.0'%20y='174'%20font-family='Segoe%20UI,Microsoft%20YaHei,PingFang%20SC,sans-serif'%20font-size='13.5'%20fill='%231f2d3d'%20text-anchor='middle'%20font-weight='700'%3E重装驱动%3C/text%3E%3Ctext%20x='556.0'%20y='192'%20font-family='Segoe%20UI,Microsoft%20YaHei,PingFang%20SC,sans-serif'%20font-size='11.5'%20fill='%235b6b7b'%20text-anchor='middle'%20font-weight='400'%3E回到干净状态%3C/text%3E%3C/svg%3E)
sfc 修的是系统文件本身，DISM 修的是系统镜像，两步走完再重装驱动，等于回到一个干净的系统环境。
常见问题
打印机状态显示错误怎么解除？
按顺序来：先在设备管理器看有没有黄色感叹号和错误码，再换 USB 口换线，确认是驱动问题后删掉设备和厂商套件重插，然后核对 USB001 端口和 Print Spooler 服务，最后才做系统文件修复。绝大多数情况在前三步就能恢复。
设备管理器黄色感叹号 Code 28 是驱动没装好吗？
是，代码 28 就是系统认到了设备但没装上驱动。去打印机品牌官网按型号下载对应 Windows 10/11 版本的驱动重装，或者用软领打印机驱动修复大师的智能打印修复扫一遍再处理。
USB接打印机没反应，换线换口也没用怎么办？
把打印机接到另一台电脑试。别的电脑能认，问题就在这台机器的系统侧，走卸载重装、服务排查、系统文件修复这条路；两台电脑都不认，重点检查打印机 USB 接口和主板供电，必要时联系售后。
打印机端口列表里没有 USB001 怎么加回来？
先在打印机属性→端口里确认 Print Spooler 服务已经启动，服务没跑起来端口是加不上的。服务正常后点「添加端口」，选 USB 相关的本地端口即可；加完仍不出现，把 USB Printing Support 卸掉再扫描检测硬件改动。
Print Spooler 服务启动后又自动停止是什么原因？
多数是打印队列里有卡住的任务文件。进 C:\Windows\System32\spool\PRINTERS，把里面的文件清空，再回 services.msc 点启动；如果仍然自动停止，那就是打印驱动文件损坏，先把驱动卸干净再装。
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