iPhone Not Sending Texts? Complete Fix Guide

🔍 Identify Your Issue

• Red exclamation mark "Not Delivered": Message failed to send
• Green bubbles won't send: SMS/MMS issue
• Blue bubbles won't send: iMessage issue
• Message stuck "Sending...": Network or connection issue
• Can't send to one person: May be blocked or their issue

🔧 Fix #1: Check Cellular/Wi-Fi Connection

1. Look at the status bar - do you have signal bars?
2. Try opening Safari and loading a webpage
3. Toggle Airplane Mode on, wait 10 seconds, toggle off
4. If on Wi-Fi, try switching to cellular or vice versa

🔧 Fix #2: Restart Your iPhone

A simple restart fixes many messaging issues:

• iPhone X and later: Hold Side + Volume Down until slider appears, slide to power off, wait 30 seconds, then hold Side button to restart
• iPhone 8 and earlier: Hold Side/Top button until slider appears

🔧 Fix #3: Reset iMessage

1. Go to Settings → Messages
2. Toggle OFF iMessage
3. Wait 30 seconds
4. Toggle ON iMessage
5. Wait for "Waiting for activation..." to complete

🔧 Fix #4: Check Send & Receive Settings

1. Go to Settings → Messages → Send & Receive
2. Make sure your phone number is checked
3. If you see "Use your Apple ID for iMessage," tap it and sign in

🔧 Fix #5: Check MMS Settings (for Green Texts)

1. Go to Settings → Messages
2. Make sure "MMS Messaging" is ON
3. Make sure "SMS" is ON (as fallback)
4. If sending to group, make sure "Group Messaging" is ON

🔧 Fix #6: Check Date & Time

Incorrect date/time can cause iMessage failures:

1. Go to Settings → General → Date & Time
2. Turn ON "Set Automatically"

🔧 Fix #7: Reset Network Settings

⚠️ This erases saved Wi-Fi passwords!

1. Go to Settings → General → Transfer or Reset iPhone
2. Tap Reset → Reset Network Settings
3. Enter passcode and confirm
4. Reconnect to Wi-Fi and test messaging

🔧 Fix #8: Update iOS

1. Go to Settings → General → Software Update
2. If update available, download and install
3. Some messaging bugs are fixed in iOS updates

⚠️ Still Not Working?

• Contact your carrier: There may be an account or network issue
• Remove and reinsert SIM: This refreshes carrier connection
• Check if blocked: If texts to one person fail, they may have blocked you
• iMessage outage: Check Apple System Status page