diff --git a/components/ProfileSettings.tsx b/components/ProfileSettings.tsx
index e66496d..f04b89d 100644
--- a/components/ProfileSettings.tsx
+++ b/components/ProfileSettings.tsx
@@ -47,10 +47,6 @@ export function ProfileSettings() {
     setNameError('');
     setNameSaved(false);
     const trimmed = userName.trim();
-    if (!trimmed) {
-      setNameError('Name is required.');
-      return;
-    }
     setSavingName(true);
     const { error: err } = await updateUser({ name: trimmed });
     setSavingName(false);
@@ -67,10 +63,6 @@ export function ProfileSettings() {
     setError('');
     setSaved(false);
 
-    if (!piFirstName.trim() || !bldgCode.trim() || !lab.trim()) {
-      setError('PI first name, building code, and lab are required.');
-      return;
-    }
     if (contact.trim() && !validatePhoneOrEmail(contact.trim())) {
       setError('Contact must be a valid phone number or email address.');
       return;
@@ -156,37 +148,34 @@ export function ProfileSettings() {
           <CardContent className="space-y-4 pb-6">
             <div className="space-y-1">
               <Label htmlFor="pi">
-                PI first name <span className="text-red-500">*</span>
+                PI first name <span className="text-muted-foreground font-normal">(optional)</span>
               </Label>
               <Input
                 id="pi"
                 value={piFirstName}
                 onChange={e => setPiFirstName(e.target.value)}
-                required
                 placeholder="e.g. Smith"
               />
             </div>
             <div className="space-y-1">
               <Label htmlFor="bldg">
-                Building code <span className="text-red-500">*</span>
+                Building code <span className="text-muted-foreground font-normal">(optional)</span>
               </Label>
               <Input
                 id="bldg"
                 value={bldgCode}
                 onChange={e => setBldgCode(e.target.value)}
-                required
                 placeholder="e.g. EER"
               />
             </div>
             <div className="space-y-1">
               <Label htmlFor="lab">
-                Lab <span className="text-red-500">*</span>
+                Lab <span className="text-muted-foreground font-normal">(optional)</span>
               </Label>
               <Input
                 id="lab"
                 value={lab}
                 onChange={e => setLab(e.target.value)}
-                required
                 placeholder="e.g. 3.822"
               />
             </div>