diff --git a/frontend/src/component/project/Project/CreateProject/NewCreateProjectForm/ConfigButtons/ChangeRequestTableConfigButton.tsx b/frontend/src/component/project/Project/CreateProject/NewCreateProjectForm/ConfigButtons/ChangeRequestTableConfigButton.tsx
index 964e90c5cb..4637521dc9 100644
--- a/frontend/src/component/project/Project/CreateProject/NewCreateProjectForm/ConfigButtons/ChangeRequestTableConfigButton.tsx
+++ b/frontend/src/component/project/Project/CreateProject/NewCreateProjectForm/ConfigButtons/ChangeRequestTableConfigButton.tsx
@@ -10,7 +10,7 @@ import {
 
 type ChangeRequestTableConfigButtonProps = Pick<
     ConfigButtonProps,
-    'button' | 'onOpen' | 'onClose' | 'description' | 'tooltipHeader'
+    'button' | 'onOpen' | 'onClose' | 'description' | 'tooltip'
 > & {
     search: {
         label: string;
diff --git a/frontend/src/component/project/Project/CreateProject/NewCreateProjectForm/ConfigButtons/ConfigButton.styles.tsx b/frontend/src/component/project/Project/CreateProject/NewCreateProjectForm/ConfigButtons/ConfigButton.styles.tsx
index 5a71b39b6e..76d7d75f73 100644
--- a/frontend/src/component/project/Project/CreateProject/NewCreateProjectForm/ConfigButtons/ConfigButton.styles.tsx
+++ b/frontend/src/component/project/Project/CreateProject/NewCreateProjectForm/ConfigButtons/ConfigButton.styles.tsx
@@ -30,3 +30,14 @@ export const ButtonLabel = styled('span', {
         width: 'max-content',
     },
 }));
+
+export const StyledTooltipContent = styled('article')(({ theme }) => ({
+    display: 'flex',
+    flexDirection: 'column',
+    gap: theme.spacing(1),
+    paddingBlock: theme.spacing(1),
+
+    '& > *': {
+        margin: 0,
+    },
+}));
diff --git a/frontend/src/component/project/Project/CreateProject/NewCreateProjectForm/ConfigButtons/ConfigButton.tsx b/frontend/src/component/project/Project/CreateProject/NewCreateProjectForm/ConfigButtons/ConfigButton.tsx
index 6e1621c991..473ac84959 100644
--- a/frontend/src/component/project/Project/CreateProject/NewCreateProjectForm/ConfigButtons/ConfigButton.tsx
+++ b/frontend/src/component/project/Project/CreateProject/NewCreateProjectForm/ConfigButtons/ConfigButton.tsx
@@ -6,18 +6,27 @@ import {
     StyledPopover,
     HiddenDescription,
     ButtonLabel,
+    StyledTooltipContent,
 } from './ConfigButton.styles';
 import { TooltipResolver } from 'component/common/TooltipResolver/TooltipResolver';
 
 export type ConfigButtonProps = {
-    button: { label: string; icon: ReactNode; labelWidth?: string };
+    button: {
+        label: string;
+        icon: ReactNode;
+        labelWidth?: string;
+        additionalTooltipContent?: ReactNode;
+    };
     onOpen?: () => void;
     onClose?: () => void;
     description: string;
     preventOpen?: boolean;
     anchorEl: HTMLDivElement | null | undefined;
     setAnchorEl: (el: HTMLDivElement | null | undefined) => void;
-    tooltipHeader: string;
+    tooltip: {
+        header: string;
+        additionalContent?: ReactNode;
+    };
 };
 
 export const ConfigButton: FC<PropsWithChildren<ConfigButtonProps>> = ({
@@ -29,7 +38,7 @@ export const ConfigButton: FC<PropsWithChildren<ConfigButtonProps>> = ({
     preventOpen,
     anchorEl,
     setAnchorEl,
-    tooltipHeader,
+    tooltip,
 }) => {
     const ref = useRef<HTMLDivElement>(null);
     const descriptionId = uuidv4();
@@ -49,10 +58,11 @@ export const ConfigButton: FC<PropsWithChildren<ConfigButtonProps>> = ({
             <Box ref={ref}>
                 <TooltipResolver
                     titleComponent={
-                        <article>
-                            <h3>{tooltipHeader}</h3>
+                        <StyledTooltipContent>
+                            <h3>{tooltip.header}</h3>
                             <p>{description}</p>
-                        </article>
+                            {tooltip.additionalContent}
+                        </StyledTooltipContent>
                     }
                     variant='custom'
                 >
diff --git a/frontend/src/component/project/Project/CreateProject/NewCreateProjectForm/ConfigButtons/MultiSelectConfigButton.tsx b/frontend/src/component/project/Project/CreateProject/NewCreateProjectForm/ConfigButtons/MultiSelectConfigButton.tsx
index c8ed1c6ade..66b09bfe07 100644
--- a/frontend/src/component/project/Project/CreateProject/NewCreateProjectForm/ConfigButtons/MultiSelectConfigButton.tsx
+++ b/frontend/src/component/project/Project/CreateProject/NewCreateProjectForm/ConfigButtons/MultiSelectConfigButton.tsx
@@ -4,7 +4,7 @@ import { DropdownList, type DropdownListProps } from './DropdownList';
 
 type MultiSelectConfigButtonProps = Pick<
     ConfigButtonProps,
-    'button' | 'onOpen' | 'onClose' | 'description' | 'tooltipHeader'
+    'button' | 'onOpen' | 'onClose' | 'description' | 'tooltip'
 > &
     Pick<DropdownListProps, 'search' | 'options'> & {
         selectedOptions: Set<string>;
diff --git a/frontend/src/component/project/Project/CreateProject/NewCreateProjectForm/ConfigButtons/SingleSelectConfigButton.tsx b/frontend/src/component/project/Project/CreateProject/NewCreateProjectForm/ConfigButtons/SingleSelectConfigButton.tsx
index 072cb86c4e..9c5903e428 100644
--- a/frontend/src/component/project/Project/CreateProject/NewCreateProjectForm/ConfigButtons/SingleSelectConfigButton.tsx
+++ b/frontend/src/component/project/Project/CreateProject/NewCreateProjectForm/ConfigButtons/SingleSelectConfigButton.tsx
@@ -4,7 +4,7 @@ import { DropdownList, type DropdownListProps } from './DropdownList';
 
 type SingleSelectConfigButtonProps = Pick<
     ConfigButtonProps,
-    'button' | 'onOpen' | 'onClose' | 'description' | 'tooltipHeader'
+    'button' | 'onOpen' | 'onClose' | 'description' | 'tooltip'
 > &
     Pick<DropdownListProps, 'search' | 'onChange' | 'options'>;
 
diff --git a/frontend/src/component/project/Project/CreateProject/NewCreateProjectForm/NewProjectForm.styles.tsx b/frontend/src/component/project/Project/CreateProject/NewCreateProjectForm/NewProjectForm.styles.tsx
index 5e4da3427e..610b51922a 100644
--- a/frontend/src/component/project/Project/CreateProject/NewCreateProjectForm/NewProjectForm.styles.tsx
+++ b/frontend/src/component/project/Project/CreateProject/NewCreateProjectForm/NewProjectForm.styles.tsx
@@ -77,3 +77,16 @@ export const FormActions = styled(StyledFormSection)(({ theme }) => ({
         },
     },
 }));
+
+export const StyledDefinitionList = styled('dl')(({ theme }) => ({
+    dt: {
+        fontWeight: 'bold',
+        '&:after': {
+            content: '":"',
+        },
+    },
+
+    'dd + dt': {
+        marginBlockStart: theme.spacing(1),
+    },
+}));
diff --git a/frontend/src/component/project/Project/CreateProject/NewCreateProjectForm/NewProjectForm.tsx b/frontend/src/component/project/Project/CreateProject/NewCreateProjectForm/NewProjectForm.tsx
index 5783a6518a..2d6f4436cf 100644
--- a/frontend/src/component/project/Project/CreateProject/NewCreateProjectForm/NewProjectForm.tsx
+++ b/frontend/src/component/project/Project/CreateProject/NewCreateProjectForm/NewProjectForm.tsx
@@ -14,6 +14,7 @@ import {
     OptionButtons,
     ProjectDescriptionContainer,
     ProjectNameContainer,
+    StyledDefinitionList,
     StyledForm,
     StyledHeader,
     StyledIcon,
@@ -70,7 +71,30 @@ const configButtonData = {
     },
     mode: {
         icon: <ProjectModeIcon />,
-        text: 'Mode defines who should be allowed to interact and see your project. Private mode hides the project from anyone except the project owner and members.',
+        text: "A project's collaboration mode defines who should be allowed see your project and create change requests in it.",
+        additionalTooltipContent: (
+            <>
+                <p>The modes and their functions are:</p>
+                <StyledDefinitionList>
+                    <dt>Open</dt>
+                    <dd>
+                        Anyone can see the project and anyone can create change
+                        requests.
+                    </dd>
+                    <dt>Protected</dt>
+                    <dd>
+                        Anyone can see the project, but only admins and project
+                        members can submit change requests.
+                    </dd>
+                    <dt>Private</dt>
+                    <dd>
+                        Hides the project from users with the "viewer" root role
+                        who are not members of the project. Only project members
+                        and admins can submit change requests.
+                    </dd>
+                </StyledDefinitionList>
+            </>
+        ),
     },
     changeRequests: {
         icon: <ChangeRequestIcon />,
@@ -180,7 +204,7 @@ export const NewProjectForm: React.FC<FormProps> = ({
 
             <OptionButtons>
                 <MultiSelectConfigButton
-                    tooltipHeader='Select project environments'
+                    tooltip={{ header: 'Select project environments' }}
                     description={configButtonData.environments.text}
                     selectedOptions={projectEnvironments}
                     options={activeEnvironments.map((env) => ({
@@ -207,7 +231,7 @@ export const NewProjectForm: React.FC<FormProps> = ({
                 />
 
                 <SingleSelectConfigButton
-                    tooltipHeader='Set default project stickiness'
+                    tooltip={{ header: 'Set default project stickiness' }}
                     description={configButtonData.stickiness.text}
                     options={stickinessOptions.map(({ key, ...rest }) => ({
                         value: key,
@@ -235,7 +259,12 @@ export const NewProjectForm: React.FC<FormProps> = ({
                     condition={isEnterprise()}
                     show={
                         <SingleSelectConfigButton
-                            tooltipHeader='Set project mode'
+                            tooltip={{
+                                header: 'Set project collaboration mode',
+                                additionalContent:
+                                    configButtonData.mode
+                                        .additionalTooltipContent,
+                            }}
                             description={configButtonData.mode.text}
                             options={projectModeOptions}
                             onChange={(value: any) => {
@@ -261,7 +290,7 @@ export const NewProjectForm: React.FC<FormProps> = ({
                     condition={isEnterprise()}
                     show={
                         <ChangeRequestTableConfigButton
-                            tooltipHeader='Configure change requests'
+                            tooltip={{ header: 'Configure change requests' }}
                             description={configButtonData.changeRequests.text}
                             activeEnvironments={
                                 availableChangeRequestEnvironments