https://support.brightsign.biz/hc/en-us/community/posts/34431994871323-How-do-I-remove-my-old-phone-number-from-Bybit-%F0%9D%98%BC%F0%9D%99%A3%F0%9D%99%AE-%F0%9D%99%9E%F0%9D%99%A8%F0%9D%99%A8%F0%9D%99%AA%F0%9D%99%9A