What DL and UL stand for?

DL is Download and UL is Upload.

What is bps, kbps, etc.?

kbps (Kilobits per second): Transmission rate unit, 1 kbps is 1024 bps (bit per second).
kB/s (Kilobyte per second): Transmission rate unit, 1 kB/s is 1024 bytes per second (=8 kbps).

What does "Internet & LAN" mean?

"Internet & LAN" means total traffic of Internet and LAN on this computer. That is all traffic of this computer.

Why I can not capture INTERNET (All PCs on the LAN) traffic?

Capturing Internet traffic of all PCs on the LAN needs special network structure, you should Check your Network Setup. 

No adapter can be finding in the software, how can I do?

Please download WinPcap 3.1 at http://winpcap.polito.it/install/default.htm

Does MING Bandwidth Monitor contain any advertising or spyware?

No.

Why do I need MING Bandwidth Monitor PRO?

What process in your PC is causing traffic, how much, and where it is going? Is there a spyware in your computer stealthily sending your important data to somewhere? To solve these problems, the program provides customers with useful tools to monitor all network traffic of any process.

I have more questions - what should I do?

Please send your questions to support@mingsoft.com.