Navigate to Settings > Cellular to view your active plans. This process re-establishes the handshake between the SIM card and the device’s modem.
How to Remove and Reinstall eSIM Profile on iPhone
Carrier settings updates are released periodically to maintain compatibility with network infrastructure, and failing to install them can result in recognition errors. After the device powers down, remove the SIM card tray using the provided ejector tool or a paperclip, inspect the gold contacts for dust or damage, and reinsert the card firmly until it clicks into place.
By accessing Field Test mode, users can check the signal strength and modem status. Initial Checks and Physical Verification The most common reason for an iPhone to display a "No SIM" message is a physical disconnection or incorrect installation of the card.
Reinstall the eSIM Profile on Your iPhone
While the issue often stems from something as simple as improper seating, it can also point to software conflicts or hardware failures. Ensure the SIM card is clean and free from oils or residue.
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