Even though Arm has moved toward Version 6, is frequently searched and downloaded for several reasons:
According to ARM’s release notes (last published mid-2019), Update 7 addresses: arm compiler 506 update 7 download hot
In Keil µVision, go to → Manage → Project Items... → Folders/Extensions . Even though Arm has moved toward Version 6,
Update 7 rolled in several critical bug fixes over Update 6, making it the most stable environment for ARMv7 and earlier architectures (like Cortex-M3 or ARM9). Update 7 addresses: In Keil µVision