diff --git a/src/index.ts b/src/index.ts
index 3e159a4..8c0ba7d 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -378,17 +378,19 @@ Related tools: setRegister, step, continue, status`,
       };
 
       for (let i = 0; i < count && offset < response.body.length; i++) {
+        const itemSize = response.body[offset];
+        offset += 1;
         const id = response.body[offset];
-        const size = response.body[offset + 1];
-        offset += 2;
+        offset += 1;
+        const valueSize = itemSize - 1;
 
         let value = 0;
-        if (size === 1) {
+        if (valueSize === 1) {
           value = response.body[offset];
-        } else if (size === 2) {
+        } else if (valueSize === 2) {
           value = response.body.readUInt16LE(offset);
         }
-        offset += size;
+        offset += valueSize;
 
         const name = regNames[id] || `R${id}`;
         registers[name] = value;
@@ -500,14 +502,15 @@ Related tools: getRegisters, continue, setBreakpoint, status`,
       let pc = 0;
 
       for (let i = 0; i < count && offset < regResponse.body.length; i++) {
+        const itemSize = regResponse.body[offset];
+        offset += 1;
         const id = regResponse.body[offset];
-        const size = regResponse.body[offset + 1];
-        offset += 2;
-        if (id === 3 && size === 2) {
+        offset += 1;
+        if (id === 3) {
           // PC
           pc = regResponse.body.readUInt16LE(offset);
         }
-        offset += size;
+        offset += itemSize - 1;
       }
 
       return formatResponse({
@@ -880,14 +883,15 @@ Related tools: readMemory, getRegisters, step`,
         const count = regResponse.body.readUInt16LE(0);
         let offset = 2;
         for (let i = 0; i < count && offset < regResponse.body.length; i++) {
+          const itemSize = regResponse.body[offset];
+          offset += 1;
           const id = regResponse.body[offset];
-          const size = regResponse.body[offset + 1];
-          offset += 2;
-          if (id === 3 && size === 2) {
+          offset += 1;
+          if (id === 3) {
             startAddress = regResponse.body.readUInt16LE(offset);
             break;
           }
-          offset += size;
+          offset += itemSize - 1;
         }
         startAddress = startAddress ?? 0;
       }
diff --git a/src/protocol/client.ts b/src/protocol/client.ts
index 9f71b86..d77409b 100644
--- a/src/protocol/client.ts
+++ b/src/protocol/client.ts
@@ -730,9 +730,6 @@ export class ViceClient {
     innerHeight: number;
     pixels: Buffer;
   }> {
-    // Ensure VICE is stopped before display capture
-    await this.ensureStopped();
-
     // Body: useVicii(1) + format(1)
     // Format: 0 = indexed 8-bit
     const body = Buffer.alloc(2);
@@ -770,7 +767,8 @@ export class ViceClient {
 
   // Get palette (color table)
   async getPalette(): Promise<Array<{ r: number; g: number; b: number }>> {
-    const response = await this.sendCommand(Command.PaletteGet);
+    // VICE 3.6+ expects 1-byte body (useVIC flag), not empty
+    const response = await this.sendCommand(Command.PaletteGet, Buffer.from([1]));
 
     // Parse response
     // Response: count(2) + [r(1) + g(1) + b(1)]...