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Unlocking the Full Potential of Tally ERP 9 6.6.3: A Comprehensive Guide to Serial Number and Activation Key

Conclusion

To activate Tally ERP 9 6.6.3 using the serial number and activation key, follow these steps:

Enter Licence Details:

In the Control Center > Licensing/Activation area I entered the Licence Serial Number exactly as provided (no extra spaces), our company name as it appears on the licence, and the Activation Key. Tally validated the entries locally.