diff --git a/README.md b/README.md
index c2099d6..b1aeb89 100755
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# Timing and Time<a name="EN-US_TOPIC_0000001115554184"></a>
+# Timing and Time<a name="EN-US_TOPIC_0000001115554184"></a>
 
 -   [Introduction](#section11660541593)
 -   [Directory Structure](#section161941989596)
@@ -28,6 +28,7 @@ The timing and time module provides APIs for managing the system time.
 └── services                 # Service implementation
 ```
 
+
 ## Usage<a name="section38521239153117"></a>
 
 ### Available JS APIs<a name="section11908203714422"></a>
diff --git a/bundle.json b/bundle.json
index 95d5d9e..a570cf1 100644
--- a/bundle.json
+++ b/bundle.json
@@ -13,7 +13,7 @@
     "name": "time_native",
     "subsystem": "miscservices",
     "syscap": [
-      "SystemCapability.MiscServices.Time"
+      "SystemCapability.Miscservices.Time"
     ],
     "features": [
     ],
diff --git a/services/time_manager/src/time_tick_notify.cpp b/services/time_manager/src/time_tick_notify.cpp
index 666db42..6c9fa9b 100644
--- a/services/time_manager/src/time_tick_notify.cpp
+++ b/services/time_manager/src/time_tick_notify.cpp
@@ -73,7 +73,7 @@ void TimeTickNotify::RefreshNextTriggerTime()
     struct tm *tblock = localtime(&t);
     TIME_HILOGI(TIME_MODULE_SERVICE, "Time now: %{public}s", asctime(tblock));
     auto UTCTimeMicro = duration_cast<microseconds>(system_clock::now().time_since_epoch()).count();
-    TIME_HILOGD(TIME_MODULE_SERVICE, "Time Now Mirc: %{public}lld", UTCTimeMicro);
+    TIME_HILOGI(TIME_MODULE_SERVICE, "Time Now Mirc");
     auto timeMilliseconds = GetMillisecondsFromUTC(UTCTimeMicro);
     nextTriggerTime_ = MINUTE_TO_MILLISECOND - timeMilliseconds;
 }
diff --git a/services/time_manager/test/BUILD.gn b/services/time_manager/test/BUILD.gn
index 763ca84..edd70ed 100644
--- a/services/time_manager/test/BUILD.gn
+++ b/services/time_manager/test/BUILD.gn
@@ -38,6 +38,7 @@ ohos_unittest("TimeServiceTest") {
     "//foundation/aafwk/standard/interfaces/innerkits/intent:intent",
     "//foundation/aafwk/standard/interfaces/innerkits/want:want",
     "//foundation/appexecfwk/standard/interfaces/innerkits/appexecfwk_core:appexecfwk_core",
+    "//foundation/distributedschedule/dmsfwk/services/dtbschedmgr:distributedschedsvr",
     "//foundation/distributedschedule/safwk/interfaces/innerkits/safwk:system_ability_fwk",
     "//foundation/distributedschedule/samgr/interfaces/innerkits/samgr_proxy:samgr_proxy",
     "//third_party/googletest:gtest_main",
diff --git a/services/timer/src/timer_manager.cpp b/services/timer/src/timer_manager.cpp
index 871e3cb..68b4250 100644
--- a/services/timer/src/timer_manager.cpp
+++ b/services/timer/src/timer_manager.cpp
@@ -182,6 +182,10 @@ void TimerManager::SetHandler(uint64_t id,
 
     auto nowElapsed = steady_clock::now();
     auto nominalTrigger = ConvertToElapsed(milliseconds(triggerAtTime), type);
+    if (nominalTrigger < nowElapsed) {
+        TIME_HILOGI(TIME_MODULE_SERVICE, "invalid trigger time end.");
+        return;
+    }
     auto minTrigger =  (IsSystemUid(uid)) ? (nowElapsed + ZERO_FUTURITY) : (nowElapsed + MIN_FUTURITY);
     auto triggerElapsed = (nominalTrigger > minTrigger) ? nominalTrigger : minTrigger;
 
@@ -302,6 +306,10 @@ void TimerManager::ReAddTimerLocked(std::shared_ptr<TimerInfo> timer,
     TIME_HILOGI(TIME_MODULE_SERVICE, "start");
     timer->when = timer->origWhen;
     auto whenElapsed = ConvertToElapsed(timer->when, timer->type);
+    if (whenElapsed < nowElapsed) {
+        TIME_HILOGI(TIME_MODULE_SERVICE, "invalid timer end.");
+        return;
+    }
     steady_clock::time_point maxElapsed;
     if (timer->windowLength == milliseconds::zero()) {
         maxElapsed = whenElapsed;
@@ -319,10 +327,16 @@ std::chrono::steady_clock::time_point TimerManager::ConvertToElapsed(std::chrono
 {
     TIME_HILOGI(TIME_MODULE_SERVICE, "start");
     if (type == RTC || type == RTC_WAKEUP) {
-        auto offset = when - system_clock::now().time_since_epoch();
+        auto systemTimeNow = system_clock::now().time_since_epoch();
+        auto offset = when - systemTimeNow;
+        TIME_HILOGI(TIME_MODULE_SERVICE, "systemTimeNow : %{public}lld", systemTimeNow.count());
+        TIME_HILOGI(TIME_MODULE_SERVICE, "offset : %{public}lld", offset.count());
         return steady_clock::now() + offset;
     }
-    auto offset = when - steady_clock::now().time_since_epoch();
+    auto bootTimeNow = steady_clock::now().time_since_epoch();
+    auto offset = when - bootTimeNow;
+    TIME_HILOGI(TIME_MODULE_SERVICE, "bootTimeNow : %{public}lld", bootTimeNow.count());
+    TIME_HILOGI(TIME_MODULE_SERVICE, "offset : %{public}lld", offset.count());
     TIME_HILOGI(TIME_MODULE_SERVICE, "end");
     return steady_clock::now() + offset;
 }
@@ -439,9 +453,17 @@ void TimerManager::RescheduleKernelTimerLocked()
         auto firstWakeup = FindFirstWakeupBatchLocked();
         auto firstBatch = alarmBatches_.front();
         if (firstWakeup != nullptr) {
+            auto alarmPtr = firstWakeup->Get(0);
+            if (alarmPtr != nullptr) {
+                TIME_HILOGI(TIME_MODULE_SERVICE, "wake up alarm id :%{public}" PRId64 "", alarmPtr->id);
+            }
             SetLocked(ELAPSED_REALTIME_WAKEUP, firstWakeup->GetStart().time_since_epoch());
         }
         if (firstBatch != firstWakeup) {
+            auto alarmPtr = firstBatch->Get(0);
+            if (alarmPtr != nullptr) {
+                TIME_HILOGI(TIME_MODULE_SERVICE, "nonwakeup alarm id :%{public}" PRId64 "", alarmPtr->id);
+            }
             nextNonWakeup = firstBatch->GetStart();
         }
     }
diff --git a/utils/native/src/time_permission.cpp b/utils/native/src/time_permission.cpp
index c760b31..4a987c9 100644
--- a/utils/native/src/time_permission.cpp
+++ b/utils/native/src/time_permission.cpp
@@ -21,7 +21,7 @@ namespace OHOS {
 namespace MiscServices {
 namespace {
 constexpr int32_t SYSTEM_UID = 1000;
-constexpr int32_t TEST_UID = 0;
+constexpr int32_t ROOT_UID = 0;
 constexpr int32_t MIN_SYSTEM_UID = 2100;
 constexpr int32_t MAX_SYSTEM_UID = 2899;
 }
@@ -37,8 +37,8 @@ bool TimePermission::CheckSelfPermission(std::string permName)
 
 bool TimePermission::CheckCallingPermission(int32_t uid, std::string permName)
 {
-    if ((uid == SYSTEM_UID) || (uid == TEST_UID)) {
-        TIME_HILOGD(TIME_MODULE_COMMON, "system uid return true");
+    if ((uid == SYSTEM_UID) || (uid == ROOT_UID)) {
+        TIME_HILOGD(TIME_MODULE_COMMON, "root uid return true");
         return true;
     }
     if (IsSystemUid(uid)) {
@@ -46,6 +46,12 @@ bool TimePermission::CheckCallingPermission(int32_t uid, std::string permName)
         return true;
     }
     auto callingToken = IPCSkeleton::GetCallingTokenID();
+    
+    auto tokenType = Security::AccessToken::AccessTokenKit::GetTokenTypeFlag(callingToken);
+    if (tokenType == Security::AccessToken::ATokenTypeEnum::TOKEN_NATIVE) {
+        TIME_HILOGD(TIME_MODULE_COMMON, "native token.");
+        return true;
+    }
     auto result = Security::AccessToken::AccessTokenKit::VerifyAccessToken(callingToken, permName);
     if (result == Security::AccessToken::TypePermissionState::PERMISSION_DENIED) {
         return false;