Well I said it earlier that web links transfer from android devices to PC might come in handy. I've been researching on how to use Idm for PC to download showbox movies for a while now,I guess you all know the reason why anyone would want to use Idm,with Idm your downloads will be complete in just a matter on minutes. But unfortunately
I couldn't download showbox movies with Idm for some unknown reasons,but I found another app which is similar to showbox (megabox) which I download movies from with Idm and trust me the download speed is incomparable.

Firstly,you'll want to download megabox from HERE
Then download ADM from playstore
Go to this POST to learn how to transfer web links from you Android to your PC
Lastly,pay attention.....

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http://mobiletechnstuffs..com.ng/2015/10/how-to-download-showbox-movies-with-idm.html