Version 3.4.1 (January 2026)

Welcome to the Zowe Version 3.4.1 release!

See New features and enhancements for a full list of changes to the functionality. See Bug fixes for a list of issues addressed in this release.

Download v3.4.1 build: Want to try new features as soon as possible? You can download the v3.4.1 build from Zowe.org.

New features and enhancements

Zowe Version 3.4.1 contains the enhancements that are described in the following topics:

Zowe API Mediation Layer

• API ML now supports binding on multiple network interfaces. (#4457)

Zowe CLI

Zowe CLI (Core)

• Added instructions for obtaining a token to be displayed when a command prompts for a token. (#2660)

Zowe CLI Imperative Framework

• Added instructions for obtaining a token to be displayed when a command prompts for a token. (#2660)

Zowe Explorer

Zowe Explorer (Core)

• See the Zowe Explorer changelog for updates included in this release.

Zowe Explorer API

• See the Zowe Explorer API changelog for updates included in this release.

Zowe Explorer for IBM z/OS FTP

• See the Zowe® Explorer for IBM® z/OS® FTP changelog for updates included in this release.

Zowe Explorer ESLint Plug-in

• See the Zowe Explorer ESLint Plug-in changelog for updates included in this release. Zowe Version 3.4.1 contains the enhancement described in the following topic:

Bug fixes

Zowe Version 3.4.1 contains the bug fixes that are described in the following topics:

Zowe API Mediation Layer

• Fixed infinispan configuration, exception handling, and the whole cache operation (v3). (#4450)
• Specified the expected 401 on the info endpoint. (#4460)
• Disabled hostname validation. (#4452)
• Fixed the error message during shutdown of the Discovery service. (#4390)
• Enabled loading jwks with nonstrict certificate validation. (#4442)
• Remove the reversecategorize filter from AT-TLS. (#4441)
• Applied AT-TLS in single service mode fixes. (#4435)
• Fixed Node.js enabler. (#4434)
• Enabled loading JWKs from z/OSMF. (#4432)

Zowe CLI

Zowe CLI (Core)

• Updated lodash dependency to resolve technical currency. (#2669)
• Updated tar dependency to resolve technical currency. (#2665)

Zowe CLI Imperative Framework

• Updated diff dependency for technical currency. (#2666)
• Updated lodash dependency to resolve technical currency. (#2669)
• Removed large dependency pacote for fetching package metadata when installing plug-ins. (#2665)
• Updated diff and diff2html dependencies for technical currency. (#2664)
• Stopped supporting IE 11 browser in Web Help pages for technical currency. (#2654)
• Fixed truncation that could occur when the AbstractRestClient request method downloads gzip-encoded data. (#2658)

Zowe Explorer

Zowe Explorer (Core)

• See the Zowe Explorer changelog for updates included in this release.

Zowe Explorer API

• See the Zowe Explorer API changelog for updates included in this release.

Zowe Explorer for IBM z/OS FTP

• See the Zowe® Explorer for IBM® z/OS® FTP changelog for updates included in this release.

Zowe Explorer ESLint Plug-in

• See the Zowe Explorer ESLint Plug-in changelog for updates included in this release.