https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LaserJet-Pro-MFP-M427dw-shuang-mian-da-yin-wen-ti/m-p/1365138#M311869 <P>您好</P> <P>请下载并安装：</P> <P><A href="https://ftp.hp.com/pub/softlib/software13/COL61843/ma-149276-10/HP_LJ_Pro_MFP_M426-M427-PCL_6_v3_Win8plus_Full_Solution-22049_102-3.exe" target="_blank">https://ftp.hp.com/pub/softlib/software13/COL61843/ma-149276-10/HP_LJ_Pro_MFP_M426-M427-PCL_6_v3_Win8plus_Full_Solution-22049_102-3.exe</A></P> <P>然后再重新测试双面打印。</P> <P>操作过程中遇到问题，请及时追问，谢谢。</P> Mon, 20 Oct 2025 14:21:50 GMT 双鱼座鲨鱼 2025-10-20T14:21:50Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LaserJet-Pro-MFP-M427dw-shuang-mian-da-yin-wen-ti/m-p/1365137#M311868 <H1>HP LaserJet Pro MFP M427dw无法自动双面打印</H1> Mon, 20 Oct 2025 14:15:04 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LaserJet-Pro-MFP-M427dw-shuang-mian-da-yin-wen-ti/m-p/1365137#M311868 Yvonne_ly 2025-10-20T14:15:04Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LaserJet-Pro-MFP-M427dw-shuang-mian-da-yin-wen-ti/m-p/1365138#M311869 <P>您好</P> <P>请下载并安装：</P> <P><A href="https://ftp.hp.com/pub/softlib/software13/COL61843/ma-149276-10/HP_LJ_Pro_MFP_M426-M427-PCL_6_v3_Win8plus_Full_Solution-22049_102-3.exe" target="_blank">https://ftp.hp.com/pub/softlib/software13/COL61843/ma-149276-10/HP_LJ_Pro_MFP_M426-M427-PCL_6_v3_Win8plus_Full_Solution-22049_102-3.exe</A></P> <P>然后再重新测试双面打印。</P> <P>操作过程中遇到问题，请及时追问，谢谢。</P> Mon, 20 Oct 2025 14:21:50 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LaserJet-Pro-MFP-M427dw-shuang-mian-da-yin-wen-ti/m-p/1365138#M311869 双鱼座鲨鱼 2025-10-20T14:21:50Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LaserJet-Pro-MFP-M427dw-shuang-mian-da-yin-wen-ti/m-p/1365142#M311870 <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Yvonne_ly_0-1760971459857.png" style="width: 400px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/127713iAA75D10249045D11/image-size/medium?v=v2&amp;px=400" role="button" title="Yvonne_ly_0-1760971459857.png" alt="Yvonne_ly_0-1760971459857.png" /></span></P><P>我应该选择卸载，还是连接另一HP设备？</P> Mon, 20 Oct 2025 14:44:45 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LaserJet-Pro-MFP-M427dw-shuang-mian-da-yin-wen-ti/m-p/1365142#M311870 Yvonne_ly 2025-10-20T14:44:45Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LaserJet-Pro-MFP-M427dw-shuang-mian-da-yin-wen-ti/m-p/1365161#M311874 <P>您好</P> <P>建议删除之前安装的驱动和软件后，重启打印机，再重新安装打印机驱动。</P> <P>谢谢</P> Tue, 21 Oct 2025 01:17:39 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-LaserJet-Pro-MFP-M427dw-shuang-mian-da-yin-wen-ti/m-p/1365161#M311874 双鱼座鲨鱼 2025-10-21T01:17:39Z