Macos-sierra-10.12.6-french.iso _top_ «Full Version»
Always build your own ISO using the method above. It is legal, safe, and ensures you get a clean French localization. If you must download, verify the SHA-256 hash against known good values and never run unknown executables.
: To upgrade from Sierra to more modern versions like macOS Catalina , your hardware must meet the specific requirements for those newer systems. macos-sierra-10.12.6-french.iso
Idéale pour les MacBook, iMac et Mac Mini (modèles de 2009 à 2017 selon la gamme). Always build your own ISO using the method above
hdiutil detach /Volumes/Install\ macOS\ Sierra hdiutil convert /tmp/SierraFrench.dmg -format UDTO -o ~/Desktop/SierraFrench.cdr mv ~/Desktop/SierraFrench.cdr ~/Desktop/macos-sierra-10.12.6-french.iso : To upgrade from Sierra to more modern
Real Macs from 2019 onwards (T2 chip) cannot boot Sierra. This ISO is only for 2009–2017 Macs (MacBookPro10,x / iMac14,x). For newer Macs, use a virtual machine.
Apple has removed Sierra from public visibility, but you can still retrieve it via official links if you previously "purchased" it (for free) or using third-party downloaders:
The "French" in the keyword implies either: