Why is my SMS texting Not working?
Christopher Pierce
Updated on February 27, 2026
If your Android won’t send text messages, the first thing you should do is make sure you have a decent signal — without cell or Wi-Fi connectivity, those texts are going nowhere. A soft reset of an Android can usually fix an issue with outgoing texts, or you can also force a power cycle reset.
What causes SMS not to be sent?
1. Invalid Numbers. This is the most common reason that text message delivery can fail. If a text message is sent to an invalid number, it won’t be delivered – similar to entering an incorrect email address, you will get a response from your phone carrier informing you that the entered number was invalid.
What to do if you are not receiving SMS?
Steps to follow when Android is not receiving text messages:
- Reboot your phone.
- Check the reception.
- Clear the cache from your text app.
- Make sure your SIM card is inserted properly.
- Ensure your phone is not in Airplane Mode.
- Confirm that your carrier supports SMS and MMS messaging.
How do I fix my SMS?
It’s good to clear all cache and data now and then. This gives your messaging app a fresh restart….Clear the cache and data
- Open the Settings app.
- Go into Apps.
- Find the Messages app under See all apps.
- Tap on Storage & cache.
- Hit Clear Cache.
- You can also select Clear storage for a clean start.
Why can’t I send SMS messages from my iPhone?
Check in your iPhone’s Settings app that various messaging options are turned on so that your phone can dispatch texts if iMessage fails. Turning your iPhone off and back on again can usually refresh the software and restore better signal connections, enabling your messages to send once again.
How do you fix messaging that keeps stopping?
Force Closing the Messaging app Go to Settings > Apps (Applications > Application Manager) and select the All Apps filter. Scroll down and tap on Messaging. Tap on Force Close (Force Stop) and wait until the option becomes greyed out. Open the Messaging app again and see if the issue repeats.
How do I clear my SMS cache?
The app cache (and how to clear it)
- Open the Settings of your phone.
- Tap the Storage heading to open its settings page.
- Tap the Other Apps heading to see a list of your installed apps.
- Find the application you want to clear the cache of and tap its listing.
- Tap the Clear cache button.
How do I enable the SMS service center on my phone?
Go to Settings > Apps, find your stock SMS app ( the one that came pre-installed on your phone). Tap it, and make sure its not disabled. If it is, enable it. Now launch the SMS app, and look for the SMSC setting. In my device, it was located in the app’s Settings > SMS settings > SMS service center.
Why do my texts always fail to send on Android?
There are numerous reasons why SMS texts in Android can fail to send (or be received, but this article will focus on the failure to send). If you cannot receive SMS texts, you can check out Phone Not Receiving Texts. However, if you can receive texts just fine, but your texts always fail to send, the issue most likely lies with your SMSC number.
How do I fix the SMSC on my phone?
If nothing has worked for you so far, some people report they are able to fix the issue by setting the SMSC in a different phone, then putting the SIM card back in the one with issues. Pull the SIM card out of your device, and stick it on a different phone. Even an old Nokia should work for this.
How much data do you get with simple mobile?
All of them are prepaid plans that give you service for 30 days until the next bill is due. Simple Mobile’s cheapest plan gives you 3GB (gigabytes) of data for $25. Other data options include 5GB and 15GB. There are two “Truly Unlimited” plans that offer unlimited talk, text and data.