需要準備的材料有:手機、聯通營業廳
1、首先打開聯通營業廳,點擊下方“服務”選項。
/iknow-pic.cdn.bcebos.com/5ab5c9ea15ce36d3fafaaac634f33a87e850b14d"target="_blank"title=""class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/5ab5c9ea15ce36d3fafaaac634f33a87e850b14d?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="/5ab5c9ea15ce36d3fafaaac634f33a87e850b14d"/>
2、然後在該頁面中點擊左側“查詢”選項。
/iknow-pic.cdn.bcebos.com/d058ccbf6c81800a9c04a4f8bf3533fa838b4766"target="_blank"title=""class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/d058ccbf6c81800a9c04a4f8bf3533fa838b4766?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="/d058ccbf6c81800a9c04a4f8bf3533fa838b4766"/>
3、之後在該頁面中點擊“我已訂購”選項。
/iknow-pic.cdn.bcebos.com/f603918fa0ec08fa5be33e5157ee3d6d54fbda60"target="_blank"title=""class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/f603918fa0ec08fa5be33e5157ee3d6d54fbda60?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="/f603918fa0ec08fa5be33e5157ee3d6d54fbda60"/>
4、然後在該頁面中找到彩鈴後點擊“我要退訂”選項即可。
/iknow-pic.cdn.bcebos.com/5243fbf2b21193138ebed3466b380cd790238d42"target="_blank"title=""class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/5243fbf2b21193138ebed3466b380cd790238d42?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="/5243fbf2b21193138ebed3466b380cd790238d42"/>