ha7xaxe.dll is a Host Access Extensions
belonging to HOSTAXE(D) Dynamic Link Library
from Pixel Innovations Ltd.
Non-system processes like ha7xaxe.dll originate from software you installed on your system. Since most applications store data in your system's registry, it is likely that your registry has suffered fragmentation and accumulated invalid entries which can affect your PC's performance. It is recommended that you check your registry to identify slowdown issues.