How do you bring the Resolution down on a picture?

Question: How do you bring the Resolution down on a picture!?
Best Answer - Chosen by Asker:

In Photoshop go to Image>Resize>image size you can reduce by %,or measurements!.Many other programmes offer similar tools!.You could also go to File>Save as and choose a compressed file type such as jpeg and go through the dialogue box!.Www@QuestionHome@Com

I like irfanview:

irfanview!.com

It is a viewer and simple editor and easily does resizing!.

It is simple, free, extremely popular and yet very capable!. You can do a resize to one file or easily setup a batch of many files!.
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whichever software you are working with, they (most do) ask when you are saving the picture, which size or resolution you want to save it!.!.!.and you choose!.!.Www@QuestionHome@Com

edit it with a software like paint, photoshop or gimpWww@QuestionHome@Com