(v0.12.11)=
### 0.12.11 {small}`2026-04-21`

#### Bug fixes

- {attr}`anndata.settings.zarr_write_format` and {attr}`anndata.settings.auto_shard_zarr_v3` can now be set together {user}`ilan-gold` ({pr}`2342`)
- Check `Raw` length on creation and fix associated `.adata` in `Raw` slicing {user}`P Angerer` ({pr}`2351`)
- Ensure the index name along `obs` and `var` are not lost when reading/writing to disk after reading with {func}`~anndata.experimental.read_lazy` {user}`ilan-gold` ({pr}`2358`)

#### Performance

- Accelerate outer joins on dask-sparse matrices with unchunked minor axes in {func}`anndata.concat` {user}`ilan-gold` ({pr}`2395`)
