diff --git a/src/packages/settings/src/components/cardSettings.tsx b/src/packages/settings/src/components/cardSettings.tsx
index 938814d7..03bc0c0b 100644
--- a/src/packages/settings/src/components/cardSettings.tsx
+++ b/src/packages/settings/src/components/cardSettings.tsx
@@ -159,6 +159,7 @@ export function CardSettings() {
     return !info?.permission_catalogue?.includes("upload_banner_image") && permissions.includes("upload_avatar_image");
   };
   const bannerHosts = connected.filter(mayUpload);
+  const videoBannerHosts = bannerHosts.filter((h) => serverDetailsList[h]?.server_info?.video_profiles === true);
   const [bannerPreview, setBannerPreview] = useState<string | null>();
   const [pendingBanner, setPendingBanner] = useState<File | null>();
   const [editing, setEditing] = useState(false);
@@ -195,7 +196,10 @@ export function CardSettings() {
     setBannerBusy(true);
     const results = pendingBanner === undefined
       ? []
-      : await Promise.allSettled(bannerHosts.map((h) => sendBanner(h, pendingBanner)));
+      // A video only goes where it is taken; the other servers keep the banner they have.
+      : await Promise.allSettled(
+        (pendingBanner?.type.startsWith("video/") ? videoBannerHosts : bannerHosts).map((h) => sendBanner(h, pendingBanner)),
+      );
     setBannerBusy(false);
     const failed = results.filter((r): r is PromiseRejectedResult => r.status === "rejected");
     if (results.length > 0 && failed.length === results.length) {
@@ -277,6 +281,13 @@ export function CardSettings() {
               : `A picture across the top of your card, on the ${bannerHosts.length} of your servers that let you upload. The others show your pattern.`
           }
         >
+          <span className="text-xs text-gryt-muted">
+            {videoBannerHosts.length === 0
+              ? "Pictures only: none of your servers takes a video banner."
+              : videoBannerHosts.length < bannerHosts.length
+                ? `A video banner goes to the ${videoBannerHosts.length} of your servers that take one. The others keep the banner they have.`
+                : "A picture or a short video. A video plays silently, up to ten seconds."}
+          </span>
           <div className="flex flex-wrap gap-2">
             <Button size="small" disabled={bannerBusy} onClick={() => bannerInput.current?.click()}>
               {bannerUrl ? "Change banner" : "Upload a banner"}
@@ -290,7 +301,7 @@ export function CardSettings() {
           <input
             ref={bannerInput}
             type="file"
-            accept="image/png,image/jpeg,image/webp,image/gif,video/mp4,video/webm"
+            accept={videoBannerHosts.length > 0 ? "image/png,image/jpeg,image/webp,image/gif,video/mp4,video/webm" : "image/png,image/jpeg,image/webp,image/gif"}
             style={{ display: "none" }}
             onChange={(e) => {
               const file = e.target.files?.[0];
diff --git a/src/packages/settings/src/components/profileSettings.tsx b/src/packages/settings/src/components/profileSettings.tsx
index 1d490201..ba2297cc 100644
--- a/src/packages/settings/src/components/profileSettings.tsx
+++ b/src/packages/settings/src/components/profileSettings.tsx
@@ -456,6 +456,19 @@ export function ProfileSettings() {
 
     hosts = permitted;
 
+    // A video only goes to servers that take one; the rest keep the avatar they have.
+    if (isVideo) {
+      const takesVideo = hosts.filter((h) => serverDetailsList?.[h]?.server_info?.video_profiles === true);
+      if (takesVideo.length === 0) {
+        toast.error(hosts.length === 1 ? "This server doesn't take video avatars. Pick a picture instead." : "None of these servers take video avatars. Pick a picture instead.");
+        return;
+      }
+      if (takesVideo.length < hosts.length) {
+        toast(`Your video goes to the ${takesVideo.length} of ${hosts.length} servers that take one. The others keep your current avatar.`);
+      }
+      hosts = takesVideo;
+    }
+
     setUploading(true);
     try {
       if (hosts.length === 0) {
@@ -959,7 +972,9 @@ export function ProfileSettings() {
       <input
         ref={fileInputRef}
         type="file"
-        accept="image/png,image/jpeg,image/webp,image/gif,video/mp4,video/webm,video/quicktime"
+        accept={serverHosts.some((h) => serverDetailsList?.[h]?.server_info?.video_profiles === true)
+          ? "image/png,image/jpeg,image/webp,image/gif,video/mp4,video/webm,video/quicktime"
+          : "image/png,image/jpeg,image/webp,image/gif"}
         style={{ display: "none" }}
         onChange={handleFileChange}
       />
diff --git a/src/packages/settings/src/types/server.ts b/src/packages/settings/src/types/server.ts
index 997274be..fbc0be96 100644
--- a/src/packages/settings/src/types/server.ts
+++ b/src/packages/settings/src/types/server.ts
@@ -116,6 +116,10 @@ export type serverDetails = {
     voice_enabled?: boolean;
     avatar_max_bytes?: number | null;
     upload_max_bytes?: number | null;
+    /** Uploads are checked in the image worker's sandbox first. Absent on an older server. */
+    uploads_checked?: boolean;
+    /** Video avatars and banners are taken here: the host can and the owner allows it. */
+    video_profiles?: boolean;
     version?: string;
     /**
      * Every plugin this server is running, and what each may do. All of them — an
diff --git a/src/packages/socket/src/components/ServerOverviewTab.tsx b/src/packages/socket/src/components/ServerOverviewTab.tsx
index 8d8a4511..227e283d 100644
--- a/src/packages/socket/src/components/ServerOverviewTab.tsx
+++ b/src/packages/socket/src/components/ServerOverviewTab.tsx
@@ -48,6 +48,9 @@ type ServerSettingsPayload = {
   discoverable?: boolean;
   spamFilter?: boolean;
   spamSensitivity?: SpamSensitivity;
+  videoProfiles?: boolean;
+  /** What this host can do with uploads; an older server sends nothing. */
+  media?: { checked?: boolean; video?: boolean };
 };
 
 export type ServerOverviewInitialSettings = {
@@ -102,6 +105,8 @@ export function ServerOverviewTab({
   const [discoverable, setDiscoverable] = useState(true);
   const [spamFilter, setSpamFilter] = useState(true);
   const [spamSensitivity, setSpamSensitivity] = useState<SpamSensitivity>("normal");
+  const [videoProfiles, setVideoProfiles] = useState(true);
+  const [media, setMedia] = useState<{ checked: boolean; video: boolean } | null>(null);
 
   const [autosaving, setAutosaving] = useState(false);
   const pendingSaveCountRef = useRef(0);
@@ -119,6 +124,7 @@ export function ServerOverviewTab({
     discoverable: boolean;
     spamFilter: boolean;
     spamSensitivity: SpamSensitivity;
+    videoProfiles: boolean;
   } | null>(null);
 
   const [avatarMaxMb, setAvatarMaxMb] = useState<string>("");
@@ -176,6 +182,8 @@ export function ServerOverviewTab({
       setDiscoverable(payload.discoverable !== false);
       setSpamFilter(payload.spamFilter !== false);
       setSpamSensitivity(normalizeSpamSensitivity(payload.spamSensitivity));
+      setVideoProfiles(payload.videoProfiles !== false);
+      setMedia(payload.media ? { checked: !!payload.media.checked, video: !!payload.media.video } : null);
 
       if (!wasSaving) {
         setDisplayName(payload.displayName || "");
@@ -204,6 +212,7 @@ export function ServerOverviewTab({
         discoverable: payload.discoverable !== false,
         spamFilter: payload.spamFilter !== false,
         spamSensitivity: normalizeSpamSensitivity(payload.spamSensitivity),
+        videoProfiles: payload.videoProfiles !== false,
       };
     };
 
@@ -265,6 +274,7 @@ export function ServerOverviewTab({
     discoverable: boolean;
     spamFilter: boolean;
     spamSensitivity: SpamSensitivity;
+    videoProfiles: boolean;
   }>): boolean => {
     if (!host || !socket || !socket.connected) {
       toast.error("Not connected to the server.");
@@ -557,6 +567,33 @@ export function ServerOverviewTab({
         />
       </div>
 
+      {media && (
+        <div className="flex flex-col gap-2">
+          <span className="text-sm font-medium">Uploads</span>
+          <span className="text-xs" style={{ lineHeight: 1.4 }}>
+            {media.checked
+              ? "New pictures and videos are checked and written out again in a sandbox before anyone sees them."
+              : "This server can't check uploads in a sandbox, so it shrinks pictures itself and can't take videos. Hosting from the Gryt desktop app, or with Docker, does both."}
+          </span>
+          <div className="flex items-center gap-2">
+            <Switch
+              checked={media.video && videoProfiles}
+              onCheckedChange={(v) => {
+                setVideoProfiles(v);
+                if (!saveIfChanged({ videoProfiles: v })) setVideoProfiles(!v);
+              }}
+              disabled={!canEdit || !media.video}
+            />
+            <span className="text-sm">Let members use video avatars and banners</span>
+          </div>
+          <span className="text-xs text-gryt-muted" style={{ lineHeight: 1.4 }}>
+            {media.video
+              ? "Each video becomes a silent clip of up to ten seconds, at the size of the card."
+              : "Not available here: it needs the same sandbox."}
+          </span>
+        </div>
+      )}
+
       <div className="flex flex-col gap-2">
         <span className="text-sm font-medium">
           Limits (optional)