* Drop support for Node 16 ([\#3533](https://github.com/matrix-org/matrix-js-sdk/pull/3533)). * Improve types around login, registration, UIA and identity servers ([\#3537](https://github.com/matrix-org/matrix-js-sdk/pull/3537)). * **The Browserify artifact is being deprecated, scheduled for removal in the October 10th release cycle. (#3189)** * Simplify `MatrixClient::setPowerLevel` API ([\#3570](https://github.com/matrix-org/matrix-js-sdk/pull/3570)). Fixes vector-im/element-web#13900 and #1844. * Deprecate `VerificationRequest.getQRCodeBytes` and replace it with the asynchronous `generateQRCode`. ([\#3562](https://github.com/matrix-org/matrix-js-sdk/pull/3562)). * Deprecate `VerificationRequest.beginKeyVerification()` in favour of `VerificationRequest.startVerification()`. ([\#3528](https://github.com/matrix-org/matrix-js-sdk/pull/3528)). * Deprecate `Crypto.VerificationRequest` application event, replacing it with `Crypto.VerificationRequestReceived`. ([\#3514](https://github.com/matrix-org/matrix-js-sdk/pull/3514)). * Throw saner error when peeking has its room pulled out from under it ([\#3577](https://github.com/matrix-org/matrix-js-sdk/pull/3577)). Fixes vector-im/element-web#18679. * OIDC: Log in ([\#3554](https://github.com/matrix-org/matrix-js-sdk/pull/3554)). Contributed by @kerryarchibald. * Prevent threads code from making identical simultaneous API hits ([\#3541](https://github.com/matrix-org/matrix-js-sdk/pull/3541)). Fixes vector-im/element-web#25395. * Update IUnsigned type to be extensible ([\#3547](https://github.com/matrix-org/matrix-js-sdk/pull/3547)). * add stop() api to BackupManager for clean shutdown ([\#3553](https://github.com/matrix-org/matrix-js-sdk/pull/3553)). * Log the message ID of any undecryptable to-device messages ([\#3543](https://github.com/matrix-org/matrix-js-sdk/pull/3543)). * Ignore thread relations on state events for consistency with edits ([\#3540](https://github.com/matrix-org/matrix-js-sdk/pull/3540)). * OIDC: validate id token ([\#3531](https://github.com/matrix-org/matrix-js-sdk/pull/3531)). Contributed by @kerryarchibald. * Fix read receipt sending behaviour around thread roots ([\#3600](https://github.com/matrix-org/matrix-js-sdk/pull/3600)). * Fix `TypedEventEmitter::removeAllListeners(void)` not working ([\#3561](https://github.com/matrix-org/matrix-js-sdk/pull/3561)). * Don't allow Olm unwedging rate-limiting to race ([\#3549](https://github.com/matrix-org/matrix-js-sdk/pull/3549)). Fixes vector-im/element-web#25716. * Fix an instance of failed to decrypt error when an in flight `/keys/query` fails. ([\#3486](https://github.com/matrix-org/matrix-js-sdk/pull/3486)). * Use the right anchor emoji for SAS verification ([\#3534](https://github.com/matrix-org/matrix-js-sdk/pull/3534)). * fix a bug which caused the wrong emoji to be shown during SAS device verification. ([\#3523](https://github.com/matrix-org/matrix-js-sdk/pull/3523)).