Battery

[henry11101q]

using w7 frefoz
if i use the cable most of the time
would it prolong the battery lfe
ta

[hc4361]

If you can take the battery out whilst using it on the mains, do so, that will help preserve your battery.
I would advise you to use it on battery, without the mains, every 3 weeks or so, run it down to 10 or 20%, then charge it and disconnect