Heynckes signed a contract until the end of the 2017 -- 18 season .
On 9 October 2017 Jupp Heynckes returned for the fourth time to manage Bayern .
Jupp Heynckes signed a contract until the end of the 2017 -- 18 season .
On 9 October 2017 Jupp Heynckes returned for the fourth time to manage Bayern .