This is Mainnet-beta Upgrade Candidate release recommended for 10% adoption.
It is also recommended for Testnet and Devnet.
https://github.com/anza-xyz/agave/blob/v4.3/CHANGELOG.md
What's Changed
- v4.3: bls sigverify: relax admitted vote bound for genesis votes (backport of #14952) by @mergify[bot] in #14983
- v4.3: alpenglow: use u64::MAX for vote account rent epoch (backport of #15028) by @mergify[bot] in #15031
- v4.3: replay: replace crossbeam blocking receive with plain futex (backport of #14730) by @mergify[bot] in #14948
- v4.3: fix(rpc): reject base58 encoding for transaction version 1+ (backport of #15039) by @mergify[bot] in #15069
- v4.3: ledger-tool: fix incorrect leader on child bank (backport of #15012) by @mergify[bot] in #15044
Full Changelog: v4.3.0-beta.3...v4.3.0-rc.0