To download or prepare this specific version, you should use the following official channels: Official Download Methods
Toad for Oracle 12.10, released in late 2016 , is a veteran version of the popular database management toolset designed for developers and DBAs. While newer versions like Toad for Oracle 2025 R1 Toad for Oracle 17.0 Toad For Oracle 12.10 Download
Have a copy of Toad 12.10 sitting on a network share? Treasure it—just don't expect security patches for it. To download or prepare this specific version, you
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| Problem | Likely Cause | Solution | | :--- | :--- | :--- | | after install | Toad cannot find a 32-bit Oracle Home | Go to View > Toad Options > Oracle > General and manually set the Home path. | | Installer crashes at 80% | Corrupted download or permission issue | Re-download the file from Quest. Disable UAC temporarily. Run installer from a local drive (not a network share). | | Toad launches but closes immediately | Missing .NET Framework 4.5.2+ | Install the exact .NET version from Microsoft’s website. Windows 10 usually has it, but Windows 7 may not. | | “ORA-12154: TNS could not resolve the connect identifier” | TNSNAMES.ORA not in the correct 32-bit Oracle home folder | Copy your tnsnames.ora to $ORACLE_HOME\network\admin\ and ensure TNS_ADMIN environment variable is set. | | Script execution very slow | Version 12.10 has a known performance regression on certain network drives | Apply hotfix 12.10.0.41 from Quest Support. |