How can I increase fuel efficiency in my Kia Sportage?

I've been noticing that my Kia Sportage's fuel efficiency has been decreasing lately. Are there any tips or tricks I can use to improve it?

Properly inflate your tires to the recommended pressure. Under-inflated tires can decrease your fuel efficiency.

Avoid driving at high speeds on the highway. This can greatly impact your fuel efficiency.

Get your car's engine regularly maintained. A well-maintained engine can greatly improve fuel efficiency.