how to change file download location in Webdriver while using chrome driver/firefox driver

Question

I am trying to save an image by using save as option inside a specific folder. I found a way by which I am able to right click on the image which I want to save using save a

Answer 1

I spent a lot of time to investigate how to download pdf file in firefox browser without Save As popup appearance. It migth be help someone.

After some local investigation, how to download pdf file in firefox without any Save As popup, I found the minimum required preference in firefox profile:

profile.setPreference("pdfjs.disabled", true);
profile.setPreference("browser.helperApps.neverAsk.saveToDisk", "application/pdf");

Of course you can add some additional preferences.

It works in Firefox 45-46 versions.