Here firmware history of E-M10 (Mark I)
Ver.1.4 (Dec.18 2018)
Corrected issue of autofocus (AF) function not operating correctly when using the “H-ES200” and “H-ES50200” interchangeable lens produced by Panasonic.
Ver.1.3 (Jan.28 2016)
Compatible with Olympus lens with a built-in image stabilizing function.
* The camera body recognizes the IS built into the lens, allowing for optimal image stabilizing effects.
* Not compatible with 5 axis Sync IS.
* You can get the effects of rolling stabilization from the IS function of the body, along with the effects of image stabilization from the IS function of the lens.
Compatible with Windows 10.
Ver.1.2 (Nov.13 2014)
Precision of AF when M.ZUIKO DIGITAL ED 40-150mm F2.8 PRO lens is mounted has been improved.
Ver.1.1 (May. 21 2014)
Image stabilization compensation while shooting videos has been stabilized.
A 0 second setting has been added to Anti-Shock mode.