From 39ec111bf8be855c77f4e9c774155563f468ab54 Mon Sep 17 00:00:00 2001 From: Maxim Topciu Date: Wed, 19 Nov 2025 16:31:31 +0200 Subject: [PATCH 1/2] AG-41087 update $header about support in mv3 extension starting from v5.3 --- docs/general/ad-filtering/create-own-filters.md | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/docs/general/ad-filtering/create-own-filters.md b/docs/general/ad-filtering/create-own-filters.md index e0af93e7bba..6948b130ed0 100644 --- a/docs/general/ad-filtering/create-own-filters.md +++ b/docs/general/ad-filtering/create-own-filters.md @@ -397,7 +397,7 @@ Basically, they just limit the scope of rule application. | [$app](#app-modifier) | ✅ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | | [$denyallow](#denyallow-modifier) | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ❌ | | [$domain](#domain-modifier) | ✅ | ✅ | ✅ [*[1]](#domain-modifier-limitations) | ✅ | ✅ [*[1]](#domain-modifier-limitations) | ✅ [*[1]](#domain-modifier-limitations) | ✅ | -| [$header](#header-modifier) | ✅ | ✅ [*[2]](#header-modifier-limitations)| ❌ | ✅ [*[2]](#header-modifier-limitations) | ❌ | ❌ | ❌ | +| [$header](#header-modifier) | ✅ | ✅ [*[2]](#header-modifier-limitations)| ✅ [*[2]](#header-modifier-limitations) | ✅ [*[2]](#header-modifier-limitations) | ❌ | ❌ | ❌ | | [$important](#important-modifier) | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ❌ | | [$match-case](#match-case-modifier) | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | | [$method](#method-modifier) | ✅ | ✅ | ✅ | ✅ | ❌ | ❌ | ❌ | @@ -645,12 +645,14 @@ The modifier part, `":" h_value`, may be omitted. In that case, the modifier mat [`$script`](#script-modifier) and [`$stylesheet`](#stylesheet-modifier). The rules with other modifiers are considered invalid and will be discarded. +1. In AdGuard Browser Extension MV3, regular expressions in the `$header` modifier values are not supported. + ::: :::info Compatibility Rules with the `$header` modifier are supported by AdGuard for Windows, AdGuard for Mac, AdGuard for Android, and AdGuard for Linux -with [CoreLibs] v1.11 or later, and AdGuard Browser Extension with [TSUrlFilter] v3.0.0 or later. +with [CoreLibs] v1.11 or later, and AdGuard Browser Extension with [TSUrlFilter] v3.0.0 or later (including AdGuard Browser Extension MV3 v5.3 or later). ::: From df38cef890cc342c82343c5c99b93171cef5b150 Mon Sep 17 00:00:00 2001 From: Maxim Topciu Date: Thu, 20 Nov 2025 09:48:48 +0200 Subject: [PATCH 2/2] Update docs/general/ad-filtering/create-own-filters.md Co-authored-by: slvvko --- docs/general/ad-filtering/create-own-filters.md | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/docs/general/ad-filtering/create-own-filters.md b/docs/general/ad-filtering/create-own-filters.md index 6948b130ed0..f39794f82c3 100644 --- a/docs/general/ad-filtering/create-own-filters.md +++ b/docs/general/ad-filtering/create-own-filters.md @@ -652,7 +652,8 @@ The modifier part, `":" h_value`, may be omitted. In that case, the modifier mat :::info Compatibility Rules with the `$header` modifier are supported by AdGuard for Windows, AdGuard for Mac, AdGuard for Android, and AdGuard for Linux -with [CoreLibs] v1.11 or later, and AdGuard Browser Extension with [TSUrlFilter] v3.0.0 or later (including AdGuard Browser Extension MV3 v5.3 or later). +with [CoreLibs] v1.11 or later, AdGuard Browser Extension with [TSUrlFilter] v3.0.0 or later, +and AdGuard Browser Extension MV3 v5.3 or later. :::