It was an iPhone X, logic board fried, iCloud lock engaged, and no known bypass method available for the specific iOS version it was running. The customer, a frantic businessman, had offered Elias triple his usual rate.
Unlike premium, paid services, this tool is free and does not require extensive system resources. How to Use the Free iPhone GSM Tool V2.6 free iphone gsm tool v2.6
Some free bypasses are "tethered," meaning if the battery dies or the phone restarts, you may need to run the tool again. Conclusion It was an iPhone X, logic board fried,