alxtb1.dll is a process belonging to the AlxTB Module program . "alxtb1.dll is a module belonging to an advertising program by Alexa Internet." "The file alxtb1.dll is a malware program and it is suggested to remove the program immediately."
Check that alxtb1.dll is stable on your computer.

alxtb1.dll is not a critical component. It is highly recommended to run a FREE performance scan to automatically optimize memory, CPU and Internet settings.

Determining whether alxtb1.dll is a virus or a legitimate Windows DLL depends on the directory location it executes or runs from. Click to Scan your PC including alxtb1.dll to Detect any Security Threat.