How To Block Text Messages On Samsung Galaxy S8? Complete Guide!

Text messaging is a practical method of communication. It allows you to receive messages from individuals and organizations and obtain information. For example, you can use SMS to communicate with friends and family, receive updates from utilities and banks, and even secure your accounts.

How To Block Text Message on Samsung S8?
How To Block Text Messages on Samsung S8?

Looking for guides and fixes for s8? Here are some more topics to check. How to Unlock Samsung Galaxy s8 and How to Screen Record on Samsung s8

Nevertheless, con artists and spammers can exploit this technology to attempt to steal your hard-earned money. There are also situations in which undesirable individuals, such as spurned suitors and toxic pals, use this to impair their mental health.

Hence, here are five methods for blocking unwanted text messages on your Samsung Galaxy phone.


The S8 and S8+ make it incredibly simple to ignore unwanted text messages. Here is how to accomplish that:

  • Launch the Messaging app.
  • In the upper-right corner, touch “More” and then Settings.
Click on Settings
Click on Settings
  • Choose Block all messages.
Click on Tap Messages
Click on Tap Messages
  • Tap Block the numbers.
Click on Block Numbers
Click on Block Numbers
  • Here, you can add numbers or contacts to your Block list.
Add Numbers or Contacts
Add Numbers or Contacts
  • Once a number has been added to your block list, you will no longer receive new messages from or be alerted of new messages from that number.
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If you select the Block Numbers option, you may input the sender’s number whose messages you do not wish to receive. Then, hit the + sign once the number has been entered.

Nevertheless, if you prefer not to enter the number manually, you may tap INBOX or CONTACTS. INBOX lets you peruse your communications and ban senders directly from the inbox. If you select CONTACTS, you can search for the individual by name.

Block Numbers
Block Numbers


Due to the Block Phrases function, the Samsung Galaxy S8 and S8+ are very useful for blocking spam texts.

The issue with preventing spammers by number is that it could be more effective. Telemarketers have access to a variety of phone numbers. In addition, most spam texts originate from unknown senders.

So, the optimal method is to enter keywords and phrases frequently seen in advertising materials. For instance, you can block all texts, including the words “sale” or “special offer.” Likewise, if you wish to block SMS from a particular company, you can use the company’s name as a keyword.

Block Phrases
Block Phrases


There is always a potential that anything crucial was accidentally suppressed.

This is exceedingly probable if you employ Block Phrases. You may miss a message that contains one of the terms specified in your filter. So, you need carefully select your keywords.

Here, however, you can read your blocked messages:

  • Messages App>More>Settings>Block Messages>Messages Blocked

It is advisable to do this regularly to catch everything vital.

How to Block SMS Text Messages on Samsung Galaxy S8?


If you do not wish to deal with spam manually, Samsung’s Messaging app can do so. The application identifies and blocks unsolicited calls using Hiya, an effective spam protection engine. 

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Although it is enabled by default to detect undesirable texts and calls, you can utilize this function to block them altogether.

Here is what must be done:

  • Tap the Settings icon in the upper right-hand corner of the Messages app’s home screen.
  • Select Settings.
Select Settings
Select Settings
  • Tap Ban unwanted calls and texts.
Click 'Block numbers and Spam'
Click ‘Block numbers and Spam’
  • Choose Caller ID and spam filtering.
Select 'Caller ID'
Select ‘Caller ID’
  • Tap the slider for Block spam and fraudulent calls in the submenu.
Tap on 'Block spam and Scam calls'
Tap on ‘Block spam and Scam calls’
  • Two options are available: Block all spam and scam calls or Block only high-risk scam calls.

The first option will stop all possible spam and scam calls, but it may also intercept calls from legitimate providers. The latter option will undoubtedly let institution calls, such as those from your bank, but it may also allow non-threatening but unpleasant spam calls.


Since partnering with Hiya, the first company to develop a mobile caller ID and spam-blocking software, Samsung’s built-in solutions have become quite sophisticated. Since 2016, they have collaborated to provide Smart Call, a network-based spam solution that blocks these unsolicited calls.

Install Truecaller: Caller ID & Block
Install Truecaller: Caller ID & Block

But, if you are dissatisfied with the performance of the default spam and scam blocker, more third-party options are available. In addition, other choices are available in the Google Play Store, including Truecaller, Spam blocker for Android (previously Key Messages), and Call & SMS Blocker (formerly AntiNuisance).

Install Spam Blocker for Android
Install Spam Blocker for Android

These highly rated apps have millions of downloads and provide features like call recording, contact backup, camera search, and more. All are available for free with in-app payments for additional functionality.

Install Call & SMS Blocker
Install Call & SMS Blocker


If you’re often assaulted with scams and spam texts, you can block them from entering your inbox using the abovementioned methods. They are also helpful if you have a particular toxic contact that continues to send you messages detrimental to your mental health.

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Don’t be hesitant to delete unknown and undesirable phone numbers. You can accomplish this task more efficiently with the tools above and methods.


Why am I unable to block texts on my Samsung?

Tap the discussion you wish to block in the Messages app. Tap the number at the top of the screen if it is not a saved contact, then tap Block number. In the dialog box that appears, you can touch to remove all chats with this number and then tap Block.

How can I ban text messages without a number on my Samsung S8?

Access the SMS or discussion thread about the “contact” you wish to block. Touch the menu symbol with three dots in the upper right corner of the screen. Click “People & Settings” and then ban Username> on the subsequent screen.

Why am I unable to block SMS messages?

If you cannot locate the option to block, you can install and utilize the Google Messaging app instead. First, choose “Details” from the menu to block communication, followed by “Block & report spam.”

Can Samsung still receive texts from blocked numbers?

The following significant consequence of banning a number is SMS texts. When a number is blocked on Android or iPhone, it cannot send you a standard text message (SMS or MMS). So even if the communication is transmitted from the sender’s end, you will not get it.


  • Trevor Eason

    I am Trevor Eason an entrepreneur, a designer, web developer, and software engineer currently living in Dallas, TX. My interests range from technology to photography. I am also interested in entrepreneurship, gaming, and basketball. I run my own Tech Win Reviews blog. Hope you will join me for all your Samsung and Tech Reviews and recommendations.

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