diff --git a/src/vs/code/electron-sandbox/deploy/deployWindowMain.ts b/src/vs/code/electron-sandbox/deploy/deployWindowMain.ts
index 0e4c8549..fb895c88 100644
--- a/src/vs/code/electron-sandbox/deploy/deployWindowMain.ts
+++ b/src/vs/code/electron-sandbox/deploy/deployWindowMain.ts
@@ -351,14 +351,14 @@ class deployWindow {
 		x[n].style.display = 'flex';
 		//... and fix the Previous/Next buttons:
 		if (n === 0) {
-			document.getElementById('prevStep')!.style.display = 'none';
+			this.prevBtn!.style.display = 'none';
 		} else {
-			document.getElementById('prevStep')!.style.display = 'inline';
+			this.prevBtn!.style.display = 'inline';
 		}
 		if (n === (x.length - 1)) {
-			document.getElementById('nextStep')!.innerHTML = '确定';
+			this.nextBtn!.innerHTML = '确定';
 		} else {
-			document.getElementById('nextStep')!.innerHTML = "下一步";
+			this.nextBtn!.innerHTML = "下一步";
 		}
 	}
 
@@ -432,6 +432,10 @@ class deployWindow {
 	}
 
 	async nextPrev(n: number) {
+
+		this.nextBtn!.disabled = true;
+		this.prevBtn!.disabled = true;
+
 		// This function will figure out which tab to display
 		// let x = document.getElementsByClassName('tab');
 		// Exit the function if any field in the current tab is invalid:
@@ -466,6 +470,7 @@ class deployWindow {
 				console.log("renderer send kylinide.installWizard.init.configSelect");
 				let result = await ipcRenderer.invoke('kylinide.installWizard.init.configSelect', data);
 				if (result === void 0) {
+					this.prevBtn!.disabled = false;
 					return;
 				}
 				const parentdiv = document.getElementById('osInfo') as HTMLDivElement;
@@ -498,6 +503,7 @@ class deployWindow {
 				let result = await ipcRenderer.invoke('kylinide.installWizard.init.configGetValue', data);
 				if (result === void 0) {
 					console.log("kylinide.installWizard.init.configGetValue result is void");
+					this.prevBtn!.disabled = false;
 					return;
 				}
 				console.log("kylinide.installWizard.init configGetValue depInfoData:" + result.depInfoData)
@@ -512,16 +518,6 @@ class deployWindow {
 					this.setFisrtClass(depInfoData, result.selectKey);
 				this.extAddressPath = result.extAddressPath;
 
-				let checkboxForm = document.getElementById("checkboxForm");
-				//设置下一步按钮显示状态
-				let selectedCheckboxes = checkboxForm?.querySelectorAll('input[type="checkbox"]:checked');
-				// console.log("aaa+" + selectedCheckboxes.length);
-				if (selectedCheckboxes && selectedCheckboxes.length > 1) {
-					this.nextBtn!.disabled = false;
-				} else {
-					this.nextBtn!.disabled = true;
-				}
-
 			} else if (this.onlineInstallTabArray[this.onlineInstallTabArrayIndex] === "onlineInstallTab3") {
 				const checkboxForm = document.getElementById("checkboxForm");
 				console.log("nextPrev onlineInstallTab3");
@@ -588,6 +584,7 @@ class deployWindow {
 					console.log("renderer send kylinide.installWizard.init httpVerify");
 					let result = await ipcRenderer.invoke('kylinide.installWizard.init.httpVerify');
 					if (result === void 0) {
+						this.prevBtn!.disabled = false;
 						console.log("kylinide.installWizard.init.httpVerify result is void");
 						return;
 					}
@@ -598,13 +595,10 @@ class deployWindow {
 					}
 					this.onlineInstallTabArrayIndex = this.onlineInstallTabArrayIndex + 1;
 					this.showTabFromIndex(this.onlineInstallTabArray, this.onlineInstallTabArrayIndex);
-					if (this.nextBtn)
-						this.nextBtn.disabled = true;
-					if (this.prevBtn)
-						this.prevBtn.disabled = true;
 					let configData = await ipcRenderer.invoke('kylinide.installWizard.init.configVersify', { type: "configVersify" });
 					console.log("kylinide.installWizard.init configVersify ");
 					if (configData === void 0) {
+						this.prevBtn!.disabled = false;
 						console.log("kylinide.installWizard.init.configVersify result is void");
 						return;
 					}
@@ -631,23 +625,35 @@ class deployWindow {
 							parentdiv.innerHTML = configData.message;
 						}
 					}
-					if (this.nextBtn && this.prevBtn) {
-						this.nextBtn.disabled = false;
-						this.prevBtn.disabled = false;
-					}
 					this.nextPrev(1);
 
 				} else {
 					this.custom_print("nextPrev this.onlineInstallTabArrayIndex != 0")
+
+					if (this.onlineInstallTabArray[this.onlineInstallTabArrayIndex] === "onlineInstallTab2") {
+						let checkboxForm = document.getElementById("checkboxForm");
+						//设置下一步按钮显示状态
+						let selectedCheckboxes = checkboxForm?.querySelectorAll('input[type="checkbox"]:checked');
+						// console.log("aaa+" + selectedCheckboxes.length);
+						if (selectedCheckboxes && selectedCheckboxes.length > 1) {
+							this.nextBtn!.disabled = false;
+						} else {
+							this.nextBtn!.disabled = true;
+						}
+					} else {
+						this.nextBtn!.disabled = false;
+					}
+
 					let preTab = document.getElementById(this.onlineInstallTabArray[this.onlineInstallTabArrayIndex]) as HTMLDivElement;
 					preTab.style.display = 'none';
 					this.onlineInstallTabArrayIndex = this.onlineInstallTabArrayIndex + n;
 					this.showTabFromIndex(this.onlineInstallTabArray, this.onlineInstallTabArrayIndex);
+					this.prevBtn!.disabled = false;
 				}
 			}
 			// if (onlineInstallTabArray[onlineInstallTabArrayIndex] === "onlineInstallTab3") {
-			// 	document.getElementById('nextStep').disabled = true;
-			// 	document.getElementById('nextStep').innerHTML = setLanguage('okStep');
+			// 	this.nextBtn!.disabled = true;
+			// 	this.nextBtn!.innerHTML = setLanguage('okStep');
 
 			// }
 			if (this.onlineInstallTabArray[this.onlineInstallTabArrayIndex] === "onlineInstallTab4") {
@@ -762,12 +768,12 @@ class deployWindow {
 			ipcRenderer.send('kylinide.installWizard.skipWizard');
 		});
 
-		document.getElementById('prevStep')?.addEventListener('click', () => {
+		this.prevBtn!.addEventListener('click', () => {
 			console.log('click prevStep');
 			this.Prev(-1);
 		});
 
-		document.getElementById('nextStep')?.addEventListener('click', () => {
+		this.nextBtn!.addEventListener('click', () => {
 			console.log('click nextStep');
 			if (this.nextBtnInvokeCheck!.canInvoke()) {
 				this.nextPrev(1);
@@ -779,7 +785,7 @@ class deployWindow {
 			ipcRenderer.send('kylinide.installWizard.msg.process', { type: "cancel" });
 			console.log("render send kylinide.installWizard.msg.process:cancel");
 		});
-		document.getElementById('cancel')?.addEventListener('click', () => {
+		this.cancelBtn!.addEventListener('click', () => {
 			console.log('click cancel');
 			// ipcRenderer.removeAllListeners('kylinide.installWizard.msg');
 			ipcRenderer.send('kylinide.installWizard.msg.process', { type: "cancel" });
@@ -843,8 +849,7 @@ class deployWindow {
 				this.onlineInstallTabArrayIndex = this.onlineInstallTabArrayIndex + n;
 			}
 			if (this.onlineInstallTabArray[this.onlineInstallTabArrayIndex] === 'onlineInstallTab2') {
-				let bt = document.getElementById('nextStep') as HTMLButtonElement;
-				bt.disabled = false;
+				this.nextBtn!.disabled = false;
 			}
 			this.showTabFromIndex(this.onlineInstallTabArray, this.onlineInstallTabArrayIndex);
 		}
@@ -892,8 +897,8 @@ class deployWindow {
 			let constent = "";
 			let flag = 0;
 			for (let i = 0; i < jsonSelectKey.length; i++) {
-				console.log("json:" + firstClass[jsonSelectKey[i]]['zh_cn']);
 				if (firstClass.hasOwnProperty(jsonSelectKey[i])) {
+					console.log("json:" + firstClass[jsonSelectKey[i]]['zh_cn']);
 					flag++;
 					constent += firstClass[jsonSelectKey[i]]['zh_cn'] + " ";
 					installedPkg.push(firstClass[jsonSelectKey[i]]['zh_cn']);