Please capitalize where necessary: unsure about which type of m21 file you have? do you want to know exactly what it is, who created it, and how to open it?
A: Unsure about which type of M21 file you have? Do you want to know exactly what it is, who created it, and how to open it?

Please capitalize where necessary: locks of a kind used for doors of buildings
A: Locks of a kind used for doors of buildings

Please capitalize where necessary: virus and trojan factor: generally speaking, this factor is the most common one, here we will take trojan:bat/daosix.a as an example to explain why virus can cause kbdnec.dll problem which is easily infected by this virus. trojan:bat/daosix.a: a virus trojan that can spread through social networking to steal personal data and then send to the remote hosts through electronic means.. when it's deleted by malwarebytes anti-malware pro, the infected dll file would be removed too.
A: Virus and Trojan Factor: Generally speaking, this factor is the most common one, here we will take Trojan:BAT/Daosix.A as an example to explain why virus can cause kbdnec.DLL problem which is easily infected by this virus. Trojan:BAT/Daosix.A: a virus Trojan that can spread through social networking to steal personal data and then send to the remote hosts through electronic means.. When it's deleted by Malwarebytes Anti-Malware PRO, the infected DLL file would be removed too.

Please capitalize where necessary: this means that a 2:1 vote, for example, means twice as many people voted for as against; abstentions are not counted.
A:
This means that a 2:1 vote, for example, means twice as many people voted for as against; abstentions are not counted.