Microsoft loyalists are up in arms over yet more battery grief with the Surface Pro 3 and that Redmond is, we're told, breaking promises on repair costs.

These aren't the battery blunder reported in July, in which faulty software had a habit of draining batteries of juice.

Microsoft fixed that issue with a software update in August, but now something similar seems to be happening again.

Redmond's user forums are reporting the issue seems to be predominantly affecting Surface fondleslabs with batteries manufactured by LG Chem, although some users with Simplo power packs are also reporting problems.

They say the device either failing to charge at all, not recognizing a battery is even installed, or losing capacity quickly.

"Microsoft, we need an update on the root cause of this issue and the progress for a potential fix.

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