Pentax has released firmware updates for its K-5 II, K-5 IIs DSLRs and Q mirrorless cameras. Firmware version 1.04 for the K-5 II and IIs improves overall stability and resolves an issue where some of the controls stopped working on the cameras’ status screens. The update Pentax Q firmware v1.12 resolves issues regarding one of its Smart Effect filters. The updates are available for immediate download from the company’s website – click through for download links.