diff --git a/public/app/features/alerting/unified/components/receivers/form/ChannelSubForm.tsx b/public/app/features/alerting/unified/components/receivers/form/ChannelSubForm.tsx
index e54d25463f4..291aec0ad02 100644
--- a/public/app/features/alerting/unified/components/receivers/form/ChannelSubForm.tsx
+++ b/public/app/features/alerting/unified/components/receivers/form/ChannelSubForm.tsx
@@ -23,7 +23,8 @@ interface Props<R> {
   secureFields?: Record<string, boolean>;
   errors?: FieldErrors<R>;
   onDelete?: () => void;
-  readOnly?: boolean;
+  isEditable?: boolean;
+  isTestable?: boolean;
 }
 
 export function ChannelSubForm<R extends ChannelValues>({
@@ -36,7 +37,8 @@ export function ChannelSubForm<R extends ChannelValues>({
   errors,
   secureFields,
   commonSettingsComponent: CommonSettingsComponent,
-  readOnly = false,
+  isEditable = true,
+  isTestable,
 }: Props<R>): JSX.Element {
   const styles = useStyles2(getStyles);
   const name = (fieldName: string) => `${pathPrefix}${fieldName}`;
@@ -89,6 +91,7 @@ export function ChannelSubForm<R extends ChannelValues>({
   const optionalOptions = notifier?.options.filter((o) => !o.required);
 
   const contactPointTypeInputId = `contact-point-type-${pathPrefix}`;
+
   return (
     <div className={styles.wrapper} data-testid="item-container">
       <div className={styles.topRow}>
@@ -99,7 +102,7 @@ export function ChannelSubForm<R extends ChannelValues>({
               defaultValue={defaultValues.type}
               render={({ field: { ref, onChange, ...field } }) => (
                 <Select
-                  disabled={readOnly}
+                  disabled={!isEditable}
                   inputId={contactPointTypeInputId}
                   {...field}
                   width={37}
@@ -112,37 +115,39 @@ export function ChannelSubForm<R extends ChannelValues>({
             />
           </Field>
         </div>
-        {!readOnly && (
-          <div className={styles.buttons}>
-            {onTest && (
-              <Button
-                disabled={testingReceiver}
-                size="xs"
-                variant="secondary"
-                type="button"
-                onClick={() => handleTest()}
-                icon={testingReceiver ? 'fa fa-spinner' : 'message'}
-              >
-                Test
-              </Button>
-            )}
-            <Button size="xs" variant="secondary" type="button" onClick={() => onDuplicate()} icon="copy">
-              Duplicate
+        <div className={styles.buttons}>
+          {isTestable && onTest && (
+            <Button
+              disabled={testingReceiver}
+              size="xs"
+              variant="secondary"
+              type="button"
+              onClick={() => handleTest()}
+              icon={testingReceiver ? 'fa fa-spinner' : 'message'}
+            >
+              Test
             </Button>
-            {onDelete && (
-              <Button
-                data-testid={`${pathPrefix}delete-button`}
-                size="xs"
-                variant="secondary"
-                type="button"
-                onClick={() => onDelete()}
-                icon="trash-alt"
-              >
-                Delete
+          )}
+          {isEditable && (
+            <>
+              <Button size="xs" variant="secondary" type="button" onClick={() => onDuplicate()} icon="copy">
+                Duplicate
               </Button>
-            )}
-          </div>
-        )}
+              {onDelete && (
+                <Button
+                  data-testid={`${pathPrefix}delete-button`}
+                  size="xs"
+                  variant="secondary"
+                  type="button"
+                  onClick={() => onDelete()}
+                  icon="trash-alt"
+                >
+                  Delete
+                </Button>
+              )}
+            </>
+          )}
+        </div>
       </div>
       {notifier && (
         <div className={styles.innerContent}>
@@ -153,7 +158,7 @@ export function ChannelSubForm<R extends ChannelValues>({
             errors={errors}
             onResetSecureField={onResetSecureField}
             pathPrefix={pathPrefix}
-            readOnly={readOnly}
+            readOnly={!isEditable}
           />
           {!!(mandatoryOptions?.length && optionalOptions?.length) && (
             <CollapsibleSection label={`Optional ${notifier.name} settings`}>
@@ -169,12 +174,12 @@ export function ChannelSubForm<R extends ChannelValues>({
                 onResetSecureField={onResetSecureField}
                 errors={errors}
                 pathPrefix={pathPrefix}
-                readOnly={readOnly}
+                readOnly={!isEditable}
               />
             </CollapsibleSection>
           )}
           <CollapsibleSection label="Notification settings">
-            <CommonSettingsComponent pathPrefix={pathPrefix} readOnly={readOnly} />
+            <CommonSettingsComponent pathPrefix={pathPrefix} readOnly={!isEditable} />
           </CollapsibleSection>
         </div>
       )}
diff --git a/public/app/features/alerting/unified/components/receivers/form/CloudReceiverForm.tsx b/public/app/features/alerting/unified/components/receivers/form/CloudReceiverForm.tsx
index 3204798834e..3737628c084 100644
--- a/public/app/features/alerting/unified/components/receivers/form/CloudReceiverForm.tsx
+++ b/public/app/features/alerting/unified/components/receivers/form/CloudReceiverForm.tsx
@@ -62,7 +62,9 @@ export const CloudReceiverForm: FC<Props> = ({ existing, alertManagerSourceName,
     [config, existing]
   );
 
-  const readOnly = isVanillaPrometheusAlertManagerDataSource(alertManagerSourceName);
+  // this basically checks if we can manage the selected alert manager data source, either because it's a Grafana Managed one
+  // or a Mimir-based AlertManager
+  const isManageableAlertManagerDataSource = !isVanillaPrometheusAlertManagerDataSource(alertManagerSourceName);
 
   return (
     <>
@@ -72,7 +74,8 @@ export const CloudReceiverForm: FC<Props> = ({ existing, alertManagerSourceName,
         </Alert>
       )}
       <ReceiverForm<CloudChannelValues>
-        readOnly={readOnly}
+        isEditable={isManageableAlertManagerDataSource}
+        isTestable={isManageableAlertManagerDataSource}
         config={config}
         onSubmit={onSubmit}
         initialValues={existingValue}
diff --git a/public/app/features/alerting/unified/components/receivers/form/GrafanaReceiverForm.tsx b/public/app/features/alerting/unified/components/receivers/form/GrafanaReceiverForm.tsx
index 63897ef5224..2ae7b222355 100644
--- a/public/app/features/alerting/unified/components/receivers/form/GrafanaReceiverForm.tsx
+++ b/public/app/features/alerting/unified/components/receivers/form/GrafanaReceiverForm.tsx
@@ -114,7 +114,12 @@ export const GrafanaReceiverForm: FC<Props> = ({ existing, alertManagerSourceNam
     ? (existing.grafana_managed_receiver_configs ?? []).some((item) => Boolean(item.provenance))
     : false;
 
-  const readOnly = isVanillaPrometheusAlertManagerDataSource(alertManagerSourceName) || hasProvisionedItems;
+  // this basically checks if we can manage the selected alert manager data source, either because it's a Grafana Managed one
+  // or a Mimir-based AlertManager
+  const isManageableAlertManagerDataSource = !isVanillaPrometheusAlertManagerDataSource(alertManagerSourceName);
+
+  const isEditable = isManageableAlertManagerDataSource && !hasProvisionedItems;
+  const isTestable = isManageableAlertManagerDataSource || hasProvisionedItems;
 
   if (grafanaNotifiers.result) {
     return (
@@ -122,7 +127,8 @@ export const GrafanaReceiverForm: FC<Props> = ({ existing, alertManagerSourceNam
         {hasProvisionedItems && <ProvisioningAlert resource={ProvisionedResource.ContactPoint} />}
 
         <ReceiverForm<GrafanaChannelValues>
-          readOnly={readOnly}
+          isEditable={isEditable}
+          isTestable={isTestable}
           config={config}
           onSubmit={onSubmit}
           initialValues={existingValue}
diff --git a/public/app/features/alerting/unified/components/receivers/form/ReceiverForm.tsx b/public/app/features/alerting/unified/components/receivers/form/ReceiverForm.tsx
index 39ab027a822..f2241fa6b77 100644
--- a/public/app/features/alerting/unified/components/receivers/form/ReceiverForm.tsx
+++ b/public/app/features/alerting/unified/components/receivers/form/ReceiverForm.tsx
@@ -27,7 +27,8 @@ interface Props<R extends ChannelValues> {
   takenReceiverNames: string[]; // will validate that user entered receiver name is not one of these
   commonSettingsComponent: CommonSettingsComponentType;
   initialValues?: ReceiverFormValues<R>;
-  readOnly: boolean;
+  isEditable: boolean;
+  isTestable?: boolean;
 }
 
 export function ReceiverForm<R extends ChannelValues>({
@@ -40,7 +41,8 @@ export function ReceiverForm<R extends ChannelValues>({
   onTestChannel,
   takenReceiverNames,
   commonSettingsComponent,
-  readOnly,
+  isEditable,
+  isTestable,
 }: Props<R>): JSX.Element {
   const notifyApp = useAppNotification();
   const styles = useStyles2(getStyles);
@@ -101,11 +103,11 @@ export function ReceiverForm<R extends ChannelValues>({
       )}
       <form onSubmit={handleSubmit(submitCallback, onInvalid)}>
         <h4 className={styles.heading}>
-          {readOnly ? 'Contact point' : initialValues ? 'Update contact point' : 'Create contact point'}
+          {!isEditable ? 'Contact point' : initialValues ? 'Update contact point' : 'Create contact point'}
         </h4>
         <Field label="Name" invalid={!!errors.name} error={errors.name && errors.name.message} required>
           <Input
-            readOnly={readOnly}
+            readOnly={!isEditable}
             id="name"
             {...register('name', {
               required: 'Name is required',
@@ -143,12 +145,13 @@ export function ReceiverForm<R extends ChannelValues>({
               secureFields={initialItem?.secureFields}
               errors={errors?.items?.[index] as FieldErrors<R>}
               commonSettingsComponent={commonSettingsComponent}
-              readOnly={readOnly}
+              isEditable={isEditable}
+              isTestable={isTestable}
             />
           );
         })}
         <>
-          {!readOnly && (
+          {isEditable && (
             <Button
               type="button"
               icon="plus"
@@ -159,7 +162,7 @@ export function ReceiverForm<R extends ChannelValues>({
             </Button>
           )}
           <div className={styles.buttons}>
-            {!readOnly && (
+            {isEditable && (
               <>
                 {loading && (
                   <Button disabled={true} icon="fa fa-spinner" variant="primary">