In general, law enforcement agencies such as the police do not have the legal authority to remotely access or monitor someone’s phone without a warrant or court order. However, if they have a valid warrant or court order, they may be able to remotely access certain information from a phone, such as call logs, text messages, emails, and other data that is stored on the phone or in the cloud.
It’s also important to note that there are various tools and technologies that can be used to remotely access or monitor a phone, such as spyware or malware. These tools may be used by hackers or other malicious actors, and they can potentially allow someone to monitor a phone’s activities without the owner’s knowledge or consent. It’s important to take steps to protect your phone and personal information, such as using strong passwords, keeping your phone software up-to-date, and being cautious about downloading apps or clicking on links from unknown sources.