diff --git a/kernel/api/router.go b/kernel/api/router.go
index e62bbf49a..44f000342 100644
--- a/kernel/api/router.go
+++ b/kernel/api/router.go
@@ -63,6 +63,7 @@ func ServeAPI(ginServer *gin.Engine) {
 	ginServer.Handle("POST", "/api/system/getChangelog", model.CheckAuth, getChangelog)
 	ginServer.Handle("POST", "/api/system/getNetwork", model.CheckAuth, model.CheckAdminRole, getNetwork)
 	ginServer.Handle("POST", "/api/system/exportConf", model.CheckAuth, model.CheckAdminRole, exportConf)
+	ginServer.Handle("POST", "/api/system/importConf", model.CheckAuth, model.CheckAdminRole, model.CheckReadonly, importConf)
 
 	ginServer.Handle("POST", "/api/storage/setLocalStorage", model.CheckAuth, model.CheckAdminRole, model.CheckReadonly, setLocalStorage)
 	ginServer.Handle("POST", "/api/storage/getLocalStorage", model.CheckAuth, getLocalStorage)
diff --git a/kernel/api/system.go b/kernel/api/system.go
index f5f2289cd..8eb975c48 100644
--- a/kernel/api/system.go
+++ b/kernel/api/system.go
@@ -17,7 +17,7 @@
 package api
 
 import (
-	"github.com/jinzhu/copier"
+	"io"
 	"net/http"
 	"os"
 	"path/filepath"
@@ -25,10 +25,10 @@ import (
 	"sync"
 	"time"
 
-	"github.com/88250/lute"
-
 	"github.com/88250/gulu"
+	"github.com/88250/lute"
 	"github.com/gin-gonic/gin"
+	"github.com/jinzhu/copier"
 	"github.com/siyuan-note/logging"
 	"github.com/siyuan-note/siyuan/kernel/conf"
 	"github.com/siyuan-note/siyuan/kernel/model"
@@ -211,17 +211,19 @@ func exportConf(c *gin.Context) {
 	ret := gulu.Ret.NewResult()
 	defer c.JSON(http.StatusOK, ret)
 
+	logging.LogInfof("exporting conf...")
+
 	name := "siyuan-conf-" + time.Now().Format("20060102150405") + ".json"
 	tmpDir := filepath.Join(util.TempDir, "export")
 	if err := os.MkdirAll(tmpDir, 0755); err != nil {
-		logging.LogErrorf("export WebDAV provider failed: %s", err)
+		logging.LogErrorf("export conf failed: %s", err)
 		ret.Code = -1
 		ret.Msg = err.Error()
 		return
 	}
 
 	clonedConf := &model.AppConf{}
-	if err := copier.Copy(clonedConf, model.Conf); err != nil {
+	if err := copier.CopyWithOption(clonedConf, model.Conf, copier.Option{IgnoreEmpty: false, DeepCopy: true}); err != nil {
 		logging.LogErrorf("export conf failed: %s", err)
 		ret.Code = -1
 		ret.Msg = err.Error()
@@ -291,6 +293,8 @@ func exportConf(c *gin.Context) {
 		return
 	}
 
+	logging.LogInfof("exported conf")
+
 	zipPath := "/export/" + name + ".zip"
 	ret.Data = map[string]interface{}{
 		"name": name,
@@ -298,6 +302,96 @@ func exportConf(c *gin.Context) {
 	}
 }
 
+func importConf(c *gin.Context) {
+	ret := gulu.Ret.NewResult()
+	defer c.JSON(200, ret)
+
+	logging.LogInfof("importing conf...")
+
+	form, err := c.MultipartForm()
+	if err != nil {
+		logging.LogErrorf("read upload file failed: %s", err)
+		ret.Code = -1
+		ret.Msg = err.Error()
+		return
+	}
+
+	files := form.File["file"]
+	if 1 != len(files) {
+		ret.Code = -1
+		ret.Msg = "invalid upload file"
+		return
+	}
+
+	f := files[0]
+	fh, err := f.Open()
+	if err != nil {
+		logging.LogErrorf("read upload file failed: %s", err)
+		ret.Code = -1
+		ret.Msg = err.Error()
+		return
+	}
+
+	data, err := io.ReadAll(fh)
+	fh.Close()
+	if err != nil {
+		logging.LogErrorf("read upload file failed: %s", err)
+		ret.Code = -1
+		ret.Msg = err.Error()
+		return
+	}
+
+	tmpDir := filepath.Join(util.TempDir, "import")
+	if err = os.MkdirAll(tmpDir, 0755); err != nil {
+		logging.LogErrorf("import conf failed: %s", err)
+		ret.Code = -1
+		ret.Msg = err.Error()
+		return
+	}
+
+	tmp := filepath.Join(tmpDir, f.Filename)
+	if err = os.WriteFile(tmp, data, 0644); err != nil {
+		logging.LogErrorf("import conf failed: %s", err)
+		ret.Code = -1
+		ret.Msg = err.Error()
+		return
+	}
+
+	if err = gulu.Zip.Unzip(tmp, tmpDir); err != nil {
+		logging.LogErrorf("import conf failed: %s", err)
+		ret.Code = -1
+		ret.Msg = err.Error()
+		return
+	}
+
+	tmp = filepath.Join(tmpDir, f.Filename[:len(f.Filename)-4])
+	data, err = os.ReadFile(tmp)
+	if err != nil {
+		logging.LogErrorf("import conf failed: %s", err)
+		ret.Code = -1
+		ret.Msg = err.Error()
+		return
+	}
+
+	importedConf := model.NewAppConf()
+	if err = gulu.JSON.UnmarshalJSON(data, importedConf); err != nil {
+		logging.LogErrorf("import conf failed: %s", err)
+		ret.Code = -1
+		ret.Msg = err.Error()
+		return
+	}
+
+	if err = copier.CopyWithOption(model.Conf, importedConf, copier.Option{IgnoreEmpty: true, DeepCopy: true}); err != nil {
+		logging.LogErrorf("import conf failed: %s", err)
+		ret.Code = -1
+		ret.Msg = err.Error()
+		return
+	}
+
+	logging.LogInfof("imported conf")
+	model.Close(false, true, 1)
+}
+
 func getConf(c *gin.Context) {
 	ret := gulu.Ret.NewResult()
 	defer c.JSON(http.StatusOK, ret)
diff --git a/kernel/model/conf.go b/kernel/model/conf.go
index 49baf8e79..3b15262b2 100644
--- a/kernel/model/conf.go
+++ b/kernel/model/conf.go
@@ -51,7 +51,7 @@ var Conf *AppConf
 
 // AppConf 维护应用元数据，保存在 ~/.siyuan/conf.json。
 type AppConf struct {
-	LogLevel       string           `json:"logLevel"`       // 日志级别：Off, Trace, Debug, Info, Warn, Error, Fatal
+	LogLevel       string           `json:"logLevel"`       // 日志级别：off, trace, debug, info, warn, error, fatal
 	Appearance     *conf.Appearance `json:"appearance"`     // 外观
 	Langs          []*conf.Lang     `json:"langs"`          // 界面语言列表
 	Lang           string           `json:"lang"`           // 选择的界面语言，同 Appearance.Lang
@@ -87,6 +87,10 @@ type AppConf struct {
 	m *sync.Mutex
 }
 
+func NewAppConf() *AppConf {
+	return &AppConf{LogLevel: "debug", m: &sync.Mutex{}}
+}
+
 func (conf *AppConf) GetUILayout() *conf.UILayout {
 	conf.m.Lock()
 	defer conf.m.Unlock()
@@ -114,7 +118,7 @@ func (conf *AppConf) SetUser(user *conf.User) {
 func InitConf() {
 	initLang()
 
-	Conf = &AppConf{LogLevel: "debug", m: &sync.Mutex{}}
+	Conf = NewAppConf()
 	confPath := filepath.Join(util.ConfDir, "conf.json")
 	if gulu.File.IsExist(confPath) {
 		if data, err := os.ReadFile(confPath); err != nil {