Because of high summer temperatures and dust, updates sometimes fail. Here is how to fix regional issues:
Quick updates and linking to a website.
Depending on the model year of your Lexus and its navigation generation (e.g., Gen 8, Gen 9, MM17, MM19), you have a few options for updating your maps. 1. Over-the-Air (OTA) Updates via Lexus Connected Services Lexus Map Update Middle East