1、我们找到一个还没有更换默认封面的QQ好友，点击她的封面
/iknow-pic.cdn.bcebos.com/86d6277f9e2f0708d39a1094e724b899a801f283"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/86d6277f9e2f0708d39a1094e724b899a801f283?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/86d6277f9e2f0708d39a1094e724b899a801f283"/>
2、将其保存到手机
/iknow-pic.cdn.bcebos.com/dbb44aed2e738bd447b888a5af8b87d6267ff98d"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/dbb44aed2e738bd447b888a5af8b87d6267ff98d?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/dbb44aed2e738bd447b888a5af8b87d6267ff98d"/>
3、然后回到我的手机QQ个性名片，点击选择封面，再选择从手机相册中更换封面
/iknow-pic.cdn.bcebos.com/6f061d950a7b02087e9e05756cd9f2d3562cc8ca"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/6f061d950a7b02087e9e05756cd9f2d3562cc8ca?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/6f061d950a7b02087e9e05756cd9f2d3562cc8ca"/>
4、选择好刚才保存到手机的封面，点击确定
/iknow-pic.cdn.bcebos.com/562c11dfa9ec8a136e8d6d74f903918fa1ecc08a"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/562c11dfa9ec8a136e8d6d74f903918fa1ecc08a?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/562c11dfa9ec8a136e8d6d74f903918fa1ecc08a"/>
5、可以看到手机QQ名片默认封面已经成功更换为默认了。
/iknow-pic.cdn.bcebos.com/d31b0ef41bd5ad6e64685e7e8fcb39dbb7fd3c94"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/d31b0ef41bd5ad6e64685e7e8fcb39dbb7fd3c94?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/d31b0ef41bd5ad6e64685e7e8fcb39dbb7fd3c94"/>
/iknow-pic.cdn.bcebos.com/86d6277f9e2f0708d39a1094e724b899a801f283"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/86d6277f9e2f0708d39a1094e724b899a801f283?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/86d6277f9e2f0708d39a1094e724b899a801f283"/>
2、将其保存到手机
/iknow-pic.cdn.bcebos.com/dbb44aed2e738bd447b888a5af8b87d6267ff98d"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/dbb44aed2e738bd447b888a5af8b87d6267ff98d?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/dbb44aed2e738bd447b888a5af8b87d6267ff98d"/>
3、然后回到我的手机QQ个性名片，点击选择封面，再选择从手机相册中更换封面
/iknow-pic.cdn.bcebos.com/6f061d950a7b02087e9e05756cd9f2d3562cc8ca"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/6f061d950a7b02087e9e05756cd9f2d3562cc8ca?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/6f061d950a7b02087e9e05756cd9f2d3562cc8ca"/>
4、选择好刚才保存到手机的封面，点击确定
/iknow-pic.cdn.bcebos.com/562c11dfa9ec8a136e8d6d74f903918fa1ecc08a"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/562c11dfa9ec8a136e8d6d74f903918fa1ecc08a?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/562c11dfa9ec8a136e8d6d74f903918fa1ecc08a"/>
5、可以看到手机QQ名片默认封面已经成功更换为默认了。
/iknow-pic.cdn.bcebos.com/d31b0ef41bd5ad6e64685e7e8fcb39dbb7fd3c94"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/d31b0ef41bd5ad6e64685e7e8fcb39dbb7fd3c94?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/d31b0ef41bd5ad6e64685e7e8fcb39dbb7fd3c94"/>
温馨提示：内容为网友见解，仅供参考
第1个回答 2019-06-06
1、我们找到一个还没有更换默认封面的QQ好友，点击她的封面
2、将其保存到手机
3、然后回到我的手机QQ个性名片，点击选择封面，再选择从手机相册中更换封面
4、选择好刚才保存到手机的封面，点击确定
5、可以看到手机QQ名片默认封面已经成功更换为默认了。
第2个回答 2017-10-29
将第一个删除 就可以使用第二个签名背景
第3个回答 2018-03-08
将上面那个删除，就会恢复默认背景。
第4个回答 2020-10-06
打开手机QQ；点击左下角“消息”；点击左上角的QQ头像，出现一系列可选菜单，如：激活会员、QQ钱包等；点击QQ网名下的个性签名；看到“新品推荐”等个性签名背景；上划手机屏幕直至出现“热门推荐”；在“热门推荐”中找"默认模板";点击“默认模板”完成更换。
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