update-

package.json

 {
 	"name": "boxdialer",
-	"version": "2.5.8",
+	"version": "2.5.9",
 	"description": "",
 	"main": "src/boxDialer.js",
 	"scripts": {

src/lib/boxDIaler.js

@@ -564,7 +564,7 @@ export class BoxDialer {
 		this.callBxMethods({
 			bxMethodName: 'CallCardSetHold',
 			// bxFuncParams: { held: this.oSipSessionCall.bHeld },
-			bxFuncParams: { held: true },
+			bxFuncParams: { held: false },
 			callback: (e) => {
 				console.log(e, `CallCardSetUiState method done ${e}`);
 			},