Which text APP are you using? I would 1st start by Clearing the Cache of that APP. Settings / Applications / Installed / the-app .. Select it, Press CLEAR Cache/Data ... Let us know if that works or not.
Thank you to the community members for your input. Here are the instructions for setting up your text alerts:
1. Open Messages
2. Select the "Menu Key"
3. Scroll down to "Notifications" and ensure that the box is checked.
I trust that this will resolve your concerns.
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