为了防止被封锁, 巴基斯坦的学生必须更新过期的SIM卡. PTA warns Pakistani users to update expired SIM cards to prevent blocking.

巴基斯坦电信局警告移动用户, 已过期或被取消的SIM卡可能会被封锁. The Pakistan Telecommunication Authority (PTA) has warned mobile users that SIM cards linked to expired, canceled, or deceased national identity cards (CNICs) may be blocked. 要求用户与NADRA核实和更新他们的信息, 以防止服务中断. Users are urged to verify and update their information with NADRA to prevent service disruptions as part of efforts to ensure network security.