How to Migrate License Keys to a New System Without Locking Out Customers

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Developers often delay switching licensing platforms out of fear that existing customers will lose access after the transition. The key to a safe migration is importing customers' original license keys as active records, so the new system recognizes them without requiring reactivation. Running the old and new systems in parallel for a few weeks allows customers to gradually move to updated builds without any forced cutover. Keylight, a licensing platform, supports this approach by storing imported keys exactly as they are, meaning validation checks return the same results as for newly issued keys. The method avoids support ticket surges by ensuring no keys are invalidated at any point during the migration process.

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