Advices for a principiant funner please

[Tirano_24]

Hi, I'm a begginer of running and I'd like to have some advices to get fitter on that, and also how could I keep run faster and not get tired, some advices like those from an expert please thank you
PS:All at the beach

[Suesquatch]

Hi, Tirano.  How fast and far do you run now? And welcome.

[Tirano_24]

Hi, Tirano.  How fast and far do you run now? And welcome.

I run like 3-4 km in 20-25 min without break, and once I stop in a place I come walking 5 min. Then I start again running the same so it would be 3-4 km more 20min. More and this over the beach.