https://www.cnet.com/news/apple-qualcomm-will-bring-you-a-5g-iphone-just-not-this-year/

The agreement settles all litigation between the companies worldwide. Apple also signed a multiyear chipset supply agreement with Qualcomm, gaining access once again to the company's high-end modems. That includes Qualcomm's 5G chips.  

After years of work on 5G networks, hyped as the life-changing foundation for augmented reality, telemedicine and other tech trends, the super-fast wireless technology is being rolled out. Carriers are turning on their networks, and virtually every major Android handset maker has touted plans to launch a 5G device this year. Apple hasn't.