Hey, @Griselda03.
Thanks for sharing your concern here!
Let's start by double-checking if you have downloaded the Official Roku Mobile App from the app store.
After that, please try the following fixes below:
- Go to Settings > Apps > Google Play Store
- Select Storage & Cache and tap on Clear Cache
Need more help? Here's a link for additional tips!
Feel free to get in touch with us again if the problem continues—we're here to help.
Roku Community Team
Emmanuel-D.
Roku Community Moderator