Was any MiG-29 modernized to incorporate digital systems? Did any air force using the MiG-29 ever modernize their aircraft so that they can fly on fully digital equipment such as the following?


Digital HUD
Digital fly-by-wire
Digital navigation system
Digital ...


IOW, from this 


Cold-war era Mig-29 

to this


Mig-35
Yes, India has designed and installed their own home-grown digital cockpit upgrades for their MIG-29's.