https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-552DW-ye-kuan-da-yin-ji-gu-jian-neng-fou-jiang-ji/m-p/1289970#M289467 <P>下载下来的固件是一个点EXE的可执行文件，我试了一下可以在电脑 上运行，这个文件直接放优盘像您说的那样操作可以吗，还是用电脑网线直连打印机运行那个文件更新。</P> Sat, 11 May 2024 07:08:52 GMT ZKCDYANGGUANG 2024-05-11T07:08:52Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-552DW-ye-kuan-da-yin-ji-gu-jian-neng-fou-jiang-ji/m-p/1289932#M289449 <P>HP 552DW页宽打印机固件能否降级，机器自动更新了，想降回到以前的版本，我看官网上的版本是23年5月份的2313A，机器里的现在是24年的2412E，我能否用2313A把机器里的固件降级，谢谢！</P> Sat, 11 May 2024 04:25:46 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-552DW-ye-kuan-da-yin-ji-gu-jian-neng-fou-jiang-ji/m-p/1289932#M289449 ZKCDYANGGUANG 2024-05-11T04:25:46Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-552DW-ye-kuan-da-yin-ji-gu-jian-neng-fou-jiang-ji/m-p/1289942#M289453 <P>您好</P><P>可以尝试一下</P><P>1 打印机：登录ews--设置--安全性--管理员设置--选择固件降级。</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="_0-1715404266452.png" style="width: 400px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/106269i0A6CB53011F0697A/image-size/medium?v=v2&amp;px=400" role="button" title="_0-1715404266452.png" alt="_0-1715404266452.png" /></span></P><P>2 下载固件到u盘</P><P>3 u盘插到打印机前置u口，开机</P><P>4 按向导操作，完成固件升级，谢谢。</P><P>&nbsp;</P> Sat, 11 May 2024 05:12:13 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-552DW-ye-kuan-da-yin-ji-gu-jian-neng-fou-jiang-ji/m-p/1289942#M289453 双鱼座鲨鱼 2024-05-11T05:12:13Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-552DW-ye-kuan-da-yin-ji-gu-jian-neng-fou-jiang-ji/m-p/1289970#M289467 <P>下载下来的固件是一个点EXE的可执行文件，我试了一下可以在电脑 上运行，这个文件直接放优盘像您说的那样操作可以吗，还是用电脑网线直连打印机运行那个文件更新。</P> Sat, 11 May 2024 07:08:52 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-552DW-ye-kuan-da-yin-ji-gu-jian-neng-fou-jiang-ji/m-p/1289970#M289467 ZKCDYANGGUANG 2024-05-11T07:08:52Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-552DW-ye-kuan-da-yin-ji-gu-jian-neng-fou-jiang-ji/m-p/1289974#M289470 <LI-SPOILER><SPAN>登录ews--设置--安全性--管理员设置--选择固件降级&nbsp; &nbsp; 这块没有固件降级选项，怎么办</SPAN></LI-SPOILER> Sat, 11 May 2024 07:17:32 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-552DW-ye-kuan-da-yin-ji-gu-jian-neng-fou-jiang-ji/m-p/1289974#M289470 ZKCDYANGGUANG 2024-05-11T07:17:32Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-552DW-ye-kuan-da-yin-ji-gu-jian-neng-fou-jiang-ji/m-p/1290163#M289532 <P>您好</P><P>不排除降级功能被锁定，建议先尝试u盘降级。</P><P>如果无法完成操作，建议联系当地维修中心处理。</P><P>给您带来不便，敬请谅解。</P> Mon, 13 May 2024 06:09:39 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/HP-552DW-ye-kuan-da-yin-ji-gu-jian-neng-fou-jiang-ji/m-p/1290163#M289532 双鱼座鲨鱼 2024-05-13T06:09:39Z