# Document history
<a name="doc-history"></a>

The following table describes significant changes to this guide. 


| 
| 
| Change | Description | Date | 
| --- |--- |--- |
| Updates | In the sections on [AWS Transform MGN](mgn.md) and the [decision matrix](decision-matrix.md), clarified the limitations of block-level replication. | October 13, 2025 | 
| Initial publication | — | June 22, 2022 |