Android Field Test Mode You simply need to find your way to “Settings” > “About Phone” , and your numerical signal strength will be available under either Network or Status, depending on the model of the phone you own.
Read moreHow do I check signal strength of other networks?
For Android Go to the Settings app > About phone > Status > SIM status > Signal Strength . You will see numbers expressed in dBm (decibel milliwatts).
Read more