diff --git a/typo3/sysext/form/Documentation/I/Concepts/Validators/Index.rst b/typo3/sysext/form/Documentation/I/Concepts/Validators/Index.rst
index e36516b4820137b80db7ea9ee80386c9bb99d176..677643e94d1edd616d2e2d585fd569fdbb56a457 100644
--- a/typo3/sysext/form/Documentation/I/Concepts/Validators/Index.rst
+++ b/typo3/sysext/form/Documentation/I/Concepts/Validators/Index.rst
@@ -292,6 +292,6 @@ Override the default value within your ``form definition``:
              yourCustomOption: 'Mathias'
 
 As mentioned above EXT:form implements Extbase validators. That said,
-your own validators should extend ``TYPO3\CMS\Extbase\Validation\Validator\AbstractValidator``.
-Read more about this topic in the Extbase documentation:
-:ref:`t3extbasebook:validating-domain-objects`.
+your own validators should extend :php:`\TYPO3\CMS\Extbase\Validation\Validator\AbstractValidator`.
+Read more about this topic in "TYPO3 Explained":
+:ref:`t3coreapi:extbase_domain_validator`.
diff --git a/typo3/sysext/form/Documentation/I/Config/proto/formElements/formElementTypes/Number.rst b/typo3/sysext/form/Documentation/I/Config/proto/formElements/formElementTypes/Number.rst
index cabd6015fc3e1452b4e2d597cb9cdde1541ca142..28e9bb993a2045694c898cbb174f8b71dd2c4b9c 100644
--- a/typo3/sysext/form/Documentation/I/Config/proto/formElements/formElementTypes/Number.rst
+++ b/typo3/sysext/form/Documentation/I/Config/proto/formElements/formElementTypes/Number.rst
@@ -48,6 +48,9 @@ Properties
 .. _typo3.cms.form.prototypes.<prototypeIdentifier>.formelementsdefinition.number.formeditor.editors.500:
 .. include:: Number/formEditor/editors/500.rst
 
+.. _typo3.cms.form.prototypes.<prototypeIdentifier>.formelementsdefinition.number.formeditor.editors.550:
+.. include:: Number/formEditor/editors/550.rst
+
 .. _typo3.cms.form.prototypes.<prototypeIdentifier>.formelementsdefinition.number.formeditor.editors.700:
 .. include:: Number/formEditor/editors/700.rst
 
diff --git a/typo3/sysext/form/Documentation/Settings.cfg b/typo3/sysext/form/Documentation/Settings.cfg
index 65b64b62534aa51d2d8f45156cf6e528748e6931..7b21cfd12f8444e766457e02de3033ffbe845eba 100644
--- a/typo3/sysext/form/Documentation/Settings.cfg
+++ b/typo3/sysext/form/Documentation/Settings.cfg
@@ -33,7 +33,6 @@ use_opensearch       =
 t3coreapi      = https://docs.typo3.org/m/typo3/reference-coreapi/11.5/en-us/
 # t3docteam      = https://docs.typo3.org/m/typo3/team-t3docteam/main/en-us/
 # t3editors      = https://docs.typo3.org/m/typo3/tutorial-editors/main/en-us/
-t3extbasebook  = https://docs.typo3.org/m/typo3/book-extbasefluid/11.5/en-us/
 # t3extexample   = https://docs.typo3.org/m/typo3/guide-example-extension-manual/main/en-us/
 # t3home         = https://docs.typo3.org/
 # t3install      = https://docs.typo3.org/m/typo3/guide-installation/main/en-us/
@@ -41,7 +40,6 @@ t3extbasebook  = https://docs.typo3.org/m/typo3/book-extbasefluid/11.5/en-us/
 # t3sitepackage  = https://docs.typo3.org/m/typo3/tutorial-sitepackage/main/en-us/
 # t3start        = https://docs.typo3.org/m/typo3/tutorial-getting-started/main/en-us/
 # t3tca          = https://docs.typo3.org/m/typo3/reference-tca/main/en-us/
-# t3templating   = https://docs.typo3.org/m/typo3/tutorial-templating/main/en-us/
 # t3translate    = https://docs.typo3.org/m/typo3/guide-frontendlocalization/main/en-us/
 # t3tsconfig     = https://docs.typo3.org/m/typo3/reference-tsconfig/main/en-us/
 # t3tsref        = https://docs.typo3.org/m/typo3/reference-typoscript/main/en-us/