Ethereum’s ‘Merge’ upgrade has stepped into its final testing stage on the Goerli test network. The developers will wait for some hours to determine its success post thorough evaluation. If all goes well, the Merge upgrade will go live on September 19. Ethereum’s ‘Merge’ upgrade has stepped into its final testing stage on the Goerli test network. The developers will wait for some hours to determine its success post thorough evaluation. If all goes well, the Merge upgrade will go live on September 19.