Samsung Blackjack SGH-I607 Smartphone "calculator fix" Questions

I just left (homepage or other...) Can I fix this? Okay I don't know what happened, but I've never been able to use the calculator and since I posted this last night...it's mysteriously fixed. Strange

...Calculator Tab bottom right Suitcase looking icon called Or you can find the Proxy manager the hard way by going into File Explorer>My Device/Windows/ProxyManager.exe Check out this video, it shows ...

...and replaced it with a Palm Centro (Verizon). Some of the software that I rely on, specifically the calculator and a medical program called epocrates did not tranfer to the Centro. I have 30 days to ...

...I wish I could say exactly how the problem was fixed. I just know that after I was using the calculator I set the 680 down and it shut off automatically. It now seems it was in some type of ...