Inside Bitcoin
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Inside Bitcoin
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The code behind the network, with room to understand it.
Release published 2026-10-28 · Snapshot fetched 2026-11-01. Latest stable release at fetch time; development branches and Git history are excluded. Only the selected code window and visible folders load here.
125.2 Release Notes2==================4Bitcoin Core version 25.2 is now available from:6<https://bitcoincore.org/bin/bitcoin-core-25.2>8This release includes various bug fixes and performance9improvements, as well as updated translations.11Please report bugs using the issue tracker at GitHub:13<https://github.com/bitcoin/bitcoin/issues>15To receive security and update notifications, please subscribe to:17<https://bitcoincore.org/en/list/announcements/join/>19How to Upgrade20==============22If you are running an older version, shut it down. Wait until it has completely23shut down (which might take a few minutes in some cases), then run the24installer (on Windows) or just copy over `/Applications/Bitcoin-Qt` (on macOS)25or `bitcoind`/`bitcoin-qt` (on Linux).27Upgrading directly from a version of Bitcoin Core that has reached its EOL is28possible, but it might take some time if the data directory needs to be migrated. Old29wallet versions of Bitcoin Core are generally supported.31Compatibility32==============34Bitcoin Core is supported and extensively tested on operating systems35using the Linux kernel, macOS 10.15+, and Windows 7 and newer. Bitcoin36Core should also work on most other Unix-like systems but is not as37frequently tested on them. It is not recommended to use Bitcoin Core on38unsupported systems.40Notable changes41===============43### Gui45- gui#774 Fix crash on selecting "Mask values" in transaction view47### RPC49- #29003 rpc: fix getrawtransaction segfault51### Wallet53- #29176 wallet: Fix use-after-free in WalletBatch::EraseRecords54- #29510 wallet: `getrawchangeaddress` and `getnewaddress` failures should not affect keypools for descriptor wallets56### P2P and network changes58- #29412 p2p: Don't process mutated blocks59- #29524 p2p: Don't consider blocks mutated if they don't connect to known prev block61Credits62=======64Thanks to everyone who directly contributed to this release:66- Martin Zumsande67- Sebastian Falbesoner68- MarcoFalke69- UdjinM670- dergoegge71- Greg Sanders73As well as to everyone that helped with translations on74[Transifex](https://www.transifex.com/bitcoin/bitcoin/).
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