The table below describes the upgrade path required when upgrading a Cisco ASA from an older code to a newer one.
| Current ASA Version | First Upgrade to: | Then Upgrade to: |
|---|---|---|
| 8.2(x) and earlier | 8.4(6) | 9.1(3) or later |
| 8.3(x) | 8.4(6) | 9.1(3) or later |
| 8.4(1) through 8.4(4) | 9.1(2) | 9.1(3) or later |
| 8.4(5) and later | — | 9.1(3) or later |
| 8.5(1) | 9.1(2) | 9.1(3) or later |
| 8.6(1) | 9.1(2) | 9.1(3) or later |
| 9.0(1) | 9.1(2) | 9.1(3) or later |
| 9.0(2) or later | — | 9.1(3) or later |
| 9.1(1) | 9.1(2) | 9.1(3) or later |
| 9.1(2) or later | — | 9.1(3) or later |
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