1、手机进入相册打开视频，然后点击底部的编辑。
/iknow-pic.cdn.bcebos.com/ac345982b2b7d0a2e40048b6c4ef76094a369ad4"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/ac345982b2b7d0a2e40048b6c4ef76094a369ad4?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/ac345982b2b7d0a2e40048b6c4ef76094a369ad4"/>
2、点击进入编辑后，点击底部的文字工具。
/iknow-pic.cdn.bcebos.com/0824ab18972bd4076da09cd674899e510fb309b1"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/0824ab18972bd4076da09cd674899e510fb309b1?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/0824ab18972bd4076da09cd674899e510fb309b1"/>
3、点击文字后，点击中间的T图标。
/iknow-pic.cdn.bcebos.com/b64543a98226cffc6974f099b6014a90f603eabb"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/b64543a98226cffc6974f099b6014a90f603eabb?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/b64543a98226cffc6974f099b6014a90f603eabb"/>
4、点击T图标后，就可以输入文字了。
/iknow-pic.cdn.bcebos.com/810a19d8bc3eb1351660f890a91ea8d3fd1f4471"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/810a19d8bc3eb1351660f890a91ea8d3fd1f4471?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/810a19d8bc3eb1351660f890a91ea8d3fd1f4471"/>
5、输入文字后，点击右下角的完成就可以了，字幕就加好了。
/iknow-pic.cdn.bcebos.com/f603918fa0ec08faff1f558c56ee3d6d55fbdafa"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/f603918fa0ec08faff1f558c56ee3d6d55fbdafa?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/f603918fa0ec08faff1f558c56ee3d6d55fbdafa"/>