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The Daily Insight

How do you end a Class 0 message?

Author

Emma Newman

Updated on April 24, 2026

Flash SMS is a type of SMS that appears directly on the main screen without user interaction and is not automatically stored in the inbox. As such, Flash SMS is a value-added-service to a standard SMS delivery. It's most commonly used to deliver sensitive information and to immediately catch a recipient's attention.

Beside this, how do I stop a Class 0 message?

Any idea how to stop Class 0 message on Android( I have Airtel Sim)? Open SIM Toolkit app, go to Flash messages(or something similar to that) and Disable.

Likewise, how do I send a Class 0 message? Steps to send Class O Message:- c) Type “0001” followed by the beginning of your text message. This is considered a “Class 0message by most cell phones for now and as per Android 9 Pie standards. d) Enter the message details that you want to flash to their mobile screens. For example, “Hello Pal, Meet me at the Gym.”

Beside above, what is a Class 0 message?

Class 0 SMS, or Flash SMS, is a type of message defined in the GSM specification that gets displayed directly on the phone's screen and doesn't automatically get stored on the device. After reading such a message, users have the option to save it or dismiss it.

How do I stop a Class 0 message on Vodafone?

Steps to turn off Vodafone Flash Service Message on any android

  1. Open SIM Toolkit app. You'll be able to see it in your all Apps. Here, I've purposefully moved it on Homescreen.
  2. Select Flash option.
  3. Select Activation.
  4. Select Deactivate.
  5. Select OK.
  6. Yay! You are done.

Related Question Answers

How can I send flash SMS?

Send Flash Messages. To send a Flash Message, tap on the lightening like icon next to the person's name in your Truecaller call log. Type your message and hit send. The person you send it to will see your Flash screen for the next 60 seconds.

How do you stop ANOW?

Disable Airtel Flash Message on Android mobile phone If you don't find it, then go to SIM toolkit, and then see, it might be there. Once you tap Airtel Live, you will see a lot of things there, look for Airtel Now! Tap it, and you will see Start/Stop, tap it. Then tap Stop.

How do I stop SIM Toolkit notifications?

Try looking in Settings -> Apps -> swipe to the right until you get to the "all" tab, and then scroll down until you see "SIM Toolkit", at which point you should be able to tap on it, force stop it and disable it.

How do I stop flash messages?

Steps to disable flash messages in Android
  1. Unlock your phone and go to the app drawer.
  2. Open SIM toolkit application.
  3. Tap on the flash SMS service.
  4. Click Activation.
  5. Select Deactivate.
  6. Click OK for confirmation.

How can I stop call after Airtel?

Register for Airtel Do Not Disturb In case you want to stop all promotions, SMS “START 0” to 1909. Or you could register via our dedicated IVR at 1909, from your airtel mobile or landline phone.

How do I stop Vodafone messages?

Follow these steps.
  1. Send START 0 in an SMS to 1909. This will activate Full DND on your Vodafone number.
  2. If SMS is not an option, you can make a phone call to get this done. Call 1909 and follow the IVR prompts. This will activate DND.

How do you turn off the flash when you get a message on Iphone?

You can deactivate them from settings.
  1. Open settings.
  2. Click on "Phone"
  3. Scroll down and Click on "SIM Applications"
  4. Click on "FLASH"
  5. Click on "Activate"
  6. Click on "Deactivate"
  7. Click on accept.

What is a silent SMS?

A silent text/sms is a type of message that can be sent to your phone without you noticing it (unless you use an app like SS). (There are Apps like HushSMS that allow you to also send these messages. But as you cannot use the internal provider data, you can only ping other peoples phones, not track them. )

What is Hush SMS?

HushSMS is an application to send specific types of short messages in GSM Networks (CDMA is not supported). It can be useful during a pentest or ethical hacking. These messages will be transformed into regular SMS. HushSMS relies on the Xposed Framework.

How do you send flash messages on android?

Most of the Android mobiles have Flash message option. It's like normal text message. You will have to select flash message option, type the message/add images,videos. Click send.

How do you send flash messages on iPhone?

Steps For Sending A Flash SMS From iPhone –
  1. Install and open true caller application from the above links if you haven't installed.
  2. Jump to contacts tab and select the contact to whom you wish to send the flash message or flash SMS.
  3. You will find a flash icon beside the contact and just tap on it.

How do you send a silent text message on Iphone?

Start Messaging. To start a message tap the “+” in the top right corner to choose one of you contacts. Silent Text 2 functions just like the default text message app with the ability to send both texts and photos. On the bottom left there is an arrow icon that brings up unique messaging functions.

How do I stop Idea push notifications?

Gav_W86 , Feb 9, 2018 :
  1. Dial *121# from your mobile.
  2. Select the option “Self care” . Generally its option 4.
  3. Select “Data Notification” . Option 5 .
  4. Select “Stop notification” . Option 2.

What is a Flash text message?

A Flash SMS message is a text message that you can send to an individual that stands out from the rest. Whereas a normal text message would be routed to the recipient's text message inbox, a Flash SMS will display on the screen of the recipient's mobile device.

What does flash message mean?

Flash SMS. A Flash SMS is the one which instead of being saved in SIM or memory of the receiving phone, pops-up on the receiving phone's screen, without the user taking any action. When dismissed the message is usually gone i.e. it appears directly on the main screen.

What are Flash SMS messages?

Flash SMS is a type of SMS that appears directly on the main screen without user interaction and is not automatically stored in the inbox. As such, Flash SMS is a value-added-service to a standard SMS delivery. It's most commonly used to deliver sensitive information and to immediately catch a recipient's attention.

How do I check Flash history?

The flash message will ping you for 60 seconds then leave a short message in the notification tray which you can tap on to read and reply later. You can see your flash history in your call log -> 3-dot menu -> Flash. Note, you cannot read the messages later on.

How can I stop service message in Airtel?

A2A
  1. Find "airtel live!" in your menu also may be found as "SIM Toolkit".
  2. Swipe all the way through bottom. You'll find "airtel now!". Tap it.
  3. "Start/Stop"
  4. "Stop"

How can I stop Idea service messages?

How To Stop Idea Flash Messages On Android
  1. You will see an Idea Power app on your device click on it. Select Idea Toolkit.
  2. Then select Idea Flash. Select Idea Flash.
  3. Go in the Activation menu. Select Activation.
  4. Then from the Activation menu select Deactivate.

What is SIM Toolkit used for?

SIM Application Toolkit (commonly referred to as STK) is a standard of the GSM system which enables the Subscriber Identity Module (SIM) to initiate actions which can be used for various value-added services. The SIM also gives commands to the handset such as displaying menus and/or asking for user input.

How do I remove Vodafone start?

Press and hold the app and press the X in the corner.

Android devices:

  1. Choose Play Store from the application menu.
  2. Choose Menu and then My apps.
  3. Find My Vodafone from the list.
  4. Choose Uninstall and OK - the app will be uninstalled from your phone.

How do I check Vodafone balance?

Balance check number :
  1. Balance check: *141# or *111#
  2. Best offer: *121#
  3. Internet balance: *111*6*2#
  4. GPRS: *111*2*2#
  5. 2G Internet: *111*2*2#
  6. 3G Internet: *111*2*2#
  7. Number check: *111*2#
  8. Balance Transfer: *131*<Transfer Amount>*<Mobile No>#

How do you use SIM Toolkit?

How to Access Sim Toolkit Android?
  1. Firstly, you also go to Settings.
  2. Then, head to Wireless Settings -> Sim & Network Settings.
  3. After that, just choose a sim (SIM 1 or SIM 2)
  4. Lastly, scroll down to the bottom of the list until you see SIM Toolkit and click it.

How do I stop Vodafone flash messages on iPhone?

Step by step guide to disable flash SMS in iPhone and iPad Go to Settings. Tap on Mobile Data and select SIM Applications. Select the Service at the top of the list (Airtel now! in my case). Click Start/Stop and select Stop.