Support and Contact

For more information about O&O Defrag, please visit our website and get the latest information about product developments and support. Also included on our website are regularly updated FAQs and Knowledge Bases that address the most common issues regarding our products.

All registered customers receive installation support, free of charge, for the first 30 days after registration. When contacting our support team, please remember to have your registration code available.

In addition, it may be helpful to read the frequently asked questions (FAQ) section of our Website before contacting our support team. It's always possible that your specific question or problem has already been addressed.

O&O Software

Address: Am Borsigturm 48
  13507 Berlin
Telephone: +49(0)30 4303 4303
Fax: +49(0)30 4303 4399


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