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https://toengel.net/philipsblog/2018/10/28/philips-neue-firmware-fuer-2016-2017er-tv-serien-5301-53x2-tpm161e-2-51-1/
Philips: Neue Firmware für 2016/2017er TV-Serien 5301/53×2 (TPM161E: 2.51.1)