how can I downgrade the firmware?

after installing mbp 2.7 firmware ssd not seen anymore, have tried installing 2.6 2.5 etc says not supported

tried reinstall 2.7 got same message

amazed if ssd happened die instant installed firmware never had problem prior that

thing found , tried didnt work either http://failedexe.com/2010/04/08/installing-a-ssd-in-a-macbook-pro-unibody/

have ideas?

 

tekkietekkie said: ↑

after installing mbp 2.7 firmware ssd not seen anymore, have tried installing 2.6 2.5 etc says not supported

tried reinstall 2.7 got same message

amazed if ssd happened die instant installed firmware never had problem prior that

thing found , tried didnt work either http://failedexe.com/2010/04/08/installing-a-ssd-in-a-macbook-pro-unibody/

have ideas?

click expand...

i never found solution in end ssd toast

 

Forums Macs Notebooks MacBook Pro

• iPhone
• Mac OS & System Software
• iPad
• Apple Watch
• Notebooks
• iTunes
• Apple ID
• iCloud
• Desktop Computers
• Apple Music
• Professional Applications
• iPod
• iWork
• Apple TV
• iLife
• Wireless