<p class="shortdesc">服务开通后，如需删除或者下线ECS主机，请先在<span class="keyword wintitle">备份客户端</span>页面下线客户端。</p> <section class="section prereq" id="configthreshold__prereq_fpq_jl3_t3b"><div class="tasklabel"><h2 class="doc-tairway">前提条件</h2></div> <ol class="ol" id="configthreshold__ol_r5z_dxq_ypb"> <li class="li"> <p class="p">已完成备份客户端的安装，请参见<a class="xref" href="/ssr/help/backup/fbrs/oguide.managespace.installbackup" target="_blank">安装备份客户端</a>，实例的状态为<span class="ph uicontrol">已安装</span>。</p> </li> <li class="li"> <p class="p">已完成备份客户端的激活，请参见<a class="xref" href="/ssr/help/backup/fbrs/oguide.managespace.activationbackupspace" target="_blank">激活备份客户端</a>，实例的状态为<span class="ph uicontrol">已激活</span>。</p> </li> </ol> </section> <section><div class="tasklabel"><h2 class="doc-tairway">操作步骤</h2></div><ol class="ol steps"><li class="li step stepexpand"> <span class="ph cmd"><span class="ph" id="configthreshold__d7e23">登录<a class="xref" href="/console/fbrs" target="_blank">文件备份控制台</a>。</span></span> </li><li class="li step stepexpand"> <span class="ph cmd">在左侧导航栏中，单击<span class="ph uicontrol">备份客户端</span>。</span> </li><li class="li step stepexpand"> <span class="ph cmd">在<span class="keyword wintitle">备份客户端管理</span>页面，找到目标实例，单击<span class="ph uicontrol">操作</span>列中的<span class="ph uicontrol">下线</span>。</span> <div class="itemgroup info"> <img class="image" id="configthreshold__image_x13_hxq_ypb" src="https://obs-cn-shanghai.ocftcloud.com/pacloud/20210211115440-19aea2979fbe.png" width="800"> </div> </li><li class="li step stepexpand"> <span class="ph cmd">在提示框中，选择是否保留现有备份数据。</span> <div class="itemgroup info"> <img class="image" id="configthreshold__image_tjg_lxq_ypb" src="https://obs-cn-shanghai.ocftcloud.com/pacloud/20210211115440-188177eb9f44.png"> </div> </li><li class="li step stepexpand"> <span class="ph cmd">单击<span class="ph uicontrol">确定</span>。</span> </li></ol></section> <section class="section result" id="configthreshold__result_d55_mxq_ypb"><div class="tasklabel"><h2 class="doc-tairway">执行结果</h2></div> <p class="p">实例的状态变为<span class="ph uicontrol">已下线</span>。</p> </section>