Lost Your Android Phone? Set Up a Screen Lock and Find My Device Before It Happens

Phones get left in autos, dropped in crowded buses and forgotten on restaurant tables. When it happens, the first hour matters. If you have set up a few things in advance, you can often find the phone or at least make sure nobody can read your messages, UPI apps or photos. If you have not, you are left hoping that an honest stranger picks it up.

Step 1: Use a screen lock that is hard to guess

Open Settings → Security (or Lock screen) and choose a PIN of at least six digits, a password or a pattern with many connected points. Avoid birthdays, repeated digits and "123456". Fingerprint or face unlock is convenient, but keep a strong PIN as the fallback, because that is what protects you if someone watches you type it.

Step 2: Turn on Find My Device

On most Android phones, look in Settings → Google → Find My Device (newer versions may call it Find Hub). Make sure the feature is on, you are signed in to your Google account, and Location is enabled on the phone. Without location turned on, the phone cannot report where it is.

Step 3: Know what you can do from another device

From any browser or another phone, you can sign in with your Google account and open the Find My Device page. Depending on your phone and its connection, you can usually:

• See the last known location on a map.
• Play a sound at full volume, even if the phone is on silent, which helps when it is lost in the house.
• Secure the device by locking it and showing a message with another contact number.
• Erase the device as a last resort, which removes your data but also stops you from tracking it afterwards.

Step 4: Write down what you will need

Keep the following in a notebook or in a secure note on another device:

1. The IMEI number of the phone (dial *#06# or check the box and bill). The police and the telecom department can use it.
2. Your SIM card's mobile number and the operator's helpline.
3. Your bank's official helpline numbers.

If the phone is lost: the first hour

1. Call your number or use the "play sound" feature, in case it is nearby.
2. Lock the phone from the Find My Device page and add a message with an alternate number.
3. Call your bank and ask them to temporarily block UPI or net banking if you are worried. Do not rely only on the screen lock.
4. Change your Google password and sign out of the lost device from your account's security page. Our guide on securing your Google account shows where.
5. Ask the operator to block the SIM so that no one can receive OTP messages on it, and get a replacement SIM with the same number.
6. File a complaint with the police and keep a copy, as you may need it to block the phone by IMEI. The government's Sanchar Saathi portal has an option for blocking a lost phone.

What not to do

• Do not click links in messages that claim "your phone has been found". Scammers use them to collect passwords.
• Do not pay anyone who offers to "trace" the phone for a fee.
• Do not wipe the phone immediately if you still hope to track it, since erasing ends tracking.

Before you go: a few quick questions

Does Find My Device work if the phone is switched off? Usually you see only the last known location until the phone reconnects to the internet.

Will the screen lock stop a thief from using my UPI app? It helps a lot, especially if you also set an app lock on payment apps. That is why a strong PIN matters.

Official sources and further reading

• Find Hub / Find My Device: Locate, lock or erase a lost Android phone from a browser.
• Sanchar Saathi: Government portal where you can report a lost or stolen phone to have it blocked.

Published on Guj Times by Disha Varia, Gujarat, India. Last updated: November 2026.