eSim stands for embedded sim and sim cards only contain the cryptographic keys to connect you the network securely. Your issue isn't eSim it's likely a modem issue. Make sure to update to latest iOS versions to get modern updates.
If you still have issues, you might have a hardware defect.
lolappapalol t1_itz2uoa wrote
Reply to Significant Issues w/ iPhone 14 Pro Max (Likely Due to Electronic SIM?) by [deleted]
eSim stands for embedded sim and sim cards only contain the cryptographic keys to connect you the network securely. Your issue isn't eSim it's likely a modem issue. Make sure to update to latest iOS versions to get modern updates.
If you still have issues, you might have a hardware defect.