QUESTION: Fix punctuation: Virus and Trojan Factor Generally speaking this factor is the most common one here we will take BackdoorWin32AgentAFK as an example to explain why virus can cause avcstrmsys problem which is easily infected by this virus BackdoorWin32AgentAFK a trojan Perl script that when run allows remote access and control by connecting to a specified remote attackers IP address
ANS: Virus and Trojan Factor: Generally speaking, this factor is the most common one, here we will take Backdoor:Win32/Agent.AFK as an example to explain why virus can cause avcstrm.sys problem which is easily infected by this virus. Backdoor:Win32/Agent.AFK: a trojan Perl script that when run, allows remote access and control by connecting to a specified remote attacker's IP address..

QUESTION: Fix punctuation: The Eastern Heruls were first time mentioned in 267269 AD when they attacked Greece and the coasts of Asia Minor as pirates They were together with the Goths using the navy of the Bosporanes
ANS: The Eastern Heruls were first time mentioned in 267-269 AD when they attacked Greece and the coasts of Asia Minor as pirates. They were together with the Goths using the navy of the Bosporanes.

QUESTION: Fix punctuation: All you need is an efficient Android data recovery software
ANS: All you need is an efficient Android data recovery software.

QUESTION: Fix punctuation: The Volvo FL has pneumatic brakes with lightweight discs at both front and rearThe EBS Electronically controlled Brake System discbrake system provides both faster and safer braking response and promotes less brake wear
ANS:
The Volvo FL has pneumatic brakes with lightweight discs at both front and rear.The EBS (Electronically controlled Brake System) disc-brake system provides both faster and safer braking response and promotes less brake wear.