I've had the same issue, I've replaced the battery once but I've found that if you're running any type of workload then ~1 hour is the best you can hope for. Lu

I've had the same issue, I've replaced the battery once but I've found that if you're running any type of workload then ~1 hour is the best you can hope for. Luckily I rarely need it mobile for more then an hour, but I might look into modding the battery.