I have this watermark in the bottom right of my screen. looks like this:

In case it's important I'm using dual monitors and my OS windows 8.1 build 9600. It. I don't know the first thing about computers so I don't really know what to else information is essential. I'm really sick of this thing here so if anyone could help me get rid of it that'd be great, thanks
My specs:
Tech Support Guy System Info Utility version 1.0.0.4
OS Version: Microsoft Windows 8.1 Pro, 64 bit
Processor: Intel(R) Core(TM) i5-4690K CPU @ 3.50GHz, Intel64 Family 6 Model 60 Stepping 3
Processor Count: 4
RAM: 16327 Mb
Graphics Card: NVIDIA GeForce GTX 970, -1 Mb
Hard Drives: C: 465 GB (300 GB Free); D: 931 GB (472 GB Free);
Motherboard: ASUSTeK COMPUTER INC., Z97-A
Antivirus: Windows Defender, Enabled and Updated