There is always scam message which shows no phone number and unable to block even I clicked block user, and the block list is not included even I have clicked.
how can block all these message without know numbers?
Windows, Windows 10
Report spam or junk messages
Open the Messages app on your iPhone. , then tap Delete and Report Junk. If you've already opened the message: A Report Junk link appears at the bottom of any message from any unknown sender. Tap Report Junk, then tap Delete and Report Junk.
Block messages from a specific person or phone number
(The person sending the message doesn't know that their message was blocked.) Open the Messages app on your iPhone. In a Messages conversation, tap the name or number at the top of the conversation. Tap Info , scroll down, then tap Block this Caller.
Block, filter, and report messages on iPhone - Apple Support (IN)
What types of SMSs are not getting blocked? I am sure it is a one-way SMS as shown in the pic below.
Have you spoken to your Carrier? What do they have to say?
Airtel (India) has this feature for their customer...
For Full DND, Text STOP to 2442. To receive all messages, Text ALLOW to 2442. To check DND status, Text STATUS to 2442. To opt out of the service, SMS the word "ALLOW" to the shortcode 2442.
Do Not Disturb - airtel: Prepaid | Postpaid | 4G
AT&T ActiveArmor mobile security
In addition to blocking fraud and spam calls, with AT&T ActiveArmorSM mobile security, you can add numbers to your personal block list. The numbers on your personal block list will remain permanently blocked until you remove them from the list. Get more details about AT&T ActiveArmor mobile security.
Types of SMS services known to me.
One-way SMS: A business may have something to say, so they may send a single text message blast to get the word out. For example; Promotional SMS, Notices, Verification Codes, Bank OTPs, Transaction Confirmation, offers, Coupon, Discounts, Flash SMS, Reminders etc
Two-way SMS: This is what most of us use.
SMS Chatbots: The chatbot will allow an organisation's clients to start or stop a service or interact with FAQs.
Text Message with no number displayed, full of scam message
