I received a text message saying that I haven't logged into Unicom business hall for three months. In order to ensure information security, should I change my password as soon as possible?

Warm customer tips like this are tips that ordinary telecom companies or banks will send to customers regularly. In order to ensure the security of personal accounts, it is of course best to change personal account passwords regularly to reduce the risk of economic losses. Of course, you can ignore these tips, but you still have to check your account regularly for any abnormal changes.