diff --git a/app/kubernetes/registries/kube-registry-access-view/kube-registry-access-view.controller.js b/app/kubernetes/registries/kube-registry-access-view/kube-registry-access-view.controller.js
index 9367f5aef..97db67ae8 100644
--- a/app/kubernetes/registries/kube-registry-access-view/kube-registry-access-view.controller.js
+++ b/app/kubernetes/registries/kube-registry-access-view/kube-registry-access-view.controller.js
@@ -2,9 +2,10 @@ import KubernetesNamespaceHelper from 'Kubernetes/helpers/namespaceHelper';
 
 export default class KubernetesRegistryAccessController {
   /* @ngInject */
-  constructor($async, $state, EndpointService, Notifications, KubernetesResourcePoolService) {
+  constructor($async, $state, ModalService, EndpointService, Notifications, KubernetesResourcePoolService) {
     this.$async = $async;
     this.$state = $state;
+    this.ModalService = ModalService;
     this.Notifications = Notifications;
     this.KubernetesResourcePoolService = KubernetesResourcePoolService;
     this.EndpointService = EndpointService;
@@ -26,8 +27,15 @@ export default class KubernetesRegistryAccessController {
 
   handleRemove(namespaces) {
     const removeNamespaces = namespaces.map(({ value }) => value);
+    const nsToUpdate = this.savedResourcePools.map(({ value }) => value).filter((value) => !removeNamespaces.includes(value));
 
-    return this.updateNamespaces(this.savedResourcePools.map(({ value }) => value).filter((value) => !removeNamespaces.includes(value)));
+    const displayedMessage =
+      'This registry might be used by one or more applications inside this environment. Removing the registry access could lead to a service interruption for these applications.<br/><br/>Do you wish to continue?';
+    this.ModalService.confirmDeletion(displayedMessage, (confirmed) => {
+      if (confirmed) {
+        return this.updateNamespaces(nsToUpdate);
+      }
+    });
   }
 
   updateNamespaces(namespaces) {
diff --git a/app/kubernetes/views/resource-pools/edit/resourcePoolController.js b/app/kubernetes/views/resource-pools/edit/resourcePoolController.js
index 1fe6e844d..f611a5b9d 100644
--- a/app/kubernetes/views/resource-pools/edit/resourcePoolController.js
+++ b/app/kubernetes/views/resource-pools/edit/resourcePoolController.js
@@ -185,20 +185,26 @@ class KubernetesResourcePoolController {
   }
 
   updateResourcePool() {
-    const willBeDeleted = _.filter(this.formValues.IngressClasses, { WasSelected: true, Selected: false });
+    const ingressesToDelete = _.filter(this.formValues.IngressClasses, { WasSelected: true, Selected: false });
+    const registriesToDelete = _.filter(this.registries, { WasChecked: true, Checked: false });
     const warnings = {
       quota: this.hasResourceQuotaBeenReduced(),
-      ingress: willBeDeleted.length !== 0,
+      ingress: ingressesToDelete.length !== 0,
+      registries: registriesToDelete.length !== 0,
     };
 
-    if (warnings.quota || warnings.ingress) {
+    if (warnings.quota || warnings.ingress || warnings.registries) {
       const messages = {
         quota:
           'Reducing the quota assigned to an "in-use" namespace may have unintended consequences, including preventing running applications from functioning correctly and potentially even blocking them from running at all.',
         ingress: 'Deactivating ingresses may cause applications to be unaccessible. All ingress configurations from affected applications will be removed.',
+        registries:
+          'Some registries you removed might be used by one or more applications inside this environment. Removing the registries access could lead to a service interruption for these applications.',
       };
-      const displayedMessage = `${warnings.quota ? messages.quota : ''}${warnings.quota && warnings.ingress ? '<br/><br/>' : ''}
-      ${warnings.ingress ? messages.ingress : ''}<br/><br/>Do you wish to continue?`;
+      const displayedMessage = `${warnings.quota ? messages.quota + '<br/><br/>' : ''}
+      ${warnings.ingress ? messages.ingress + '<br/><br/>' : ''}
+      ${warnings.registries ? messages.registries + '<br/><br/>' : ''}
+      Do you wish to continue?`;
       this.ModalService.confirmUpdate(displayedMessage, (confirmed) => {
         if (confirmed) {
           return this.$async(this.updateResourcePoolAsync, this.savedFormValues, this.formValues);
@@ -322,6 +328,7 @@ class KubernetesResourcePoolController {
           this.registries.forEach((reg) => {
             if (reg.RegistryAccesses && reg.RegistryAccesses[this.endpoint.Id] && reg.RegistryAccesses[this.endpoint.Id].Namespaces.includes(namespace)) {
               reg.Checked = true;
+              reg.WasChecked = true;
               this.formValues.Registries.push(reg);
             }
           });
diff --git a/app/portainer/views/registries/registriesController.js b/app/portainer/views/registries/registriesController.js
index 83e3cbafc..568516de7 100644
--- a/app/portainer/views/registries/registriesController.js
+++ b/app/portainer/views/registries/registriesController.js
@@ -21,7 +21,11 @@ angular.module('portainer.app').controller('RegistriesController', [
     };
 
     $scope.removeAction = function (selectedItems) {
-      ModalService.confirmDeletion('Do you want to remove the selected registries?', function onConfirm(confirmed) {
+      const regAttrMsg = selectedItems.length > 1 ? 'hese' : 'his';
+      const registriesMsg = selectedItems.length > 1 ? 'registries' : 'registry';
+      const msg = `T${regAttrMsg} ${registriesMsg} might be used by applications inside one or more endpoints. Removing the ${registriesMsg} could lead to a service interruption for the applications using t${regAttrMsg} ${registriesMsg}. Do you want to remove the selected ${registriesMsg}?`;
+
+      ModalService.confirmDeletion(msg, function onConfirm(confirmed) {
         if (!confirmed) {
           return;
         }