diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1d327b18..fd275a2f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,8 @@
 - Update changlog.yml to check every PR to develop branch.[4427](https://github.com/beego/beego/pull/4427)
 - Fix 4396: Add context.param module into adapter. [4398](https://github.com/beego/beego/pull/4398)
 - Support `RollbackUnlessCommit` API. [4542](https://github.com/beego/beego/pull/4542)
+- Fix 4503 and 4504: Add `when` to `Write([]byte)` method and add `prefix` to `writeMsg`. [4507](https://github.com/beego/beego/pull/4507)
+- Fix 4480: log format incorrect. [4482](https://github.com/beego/beego/pull/4482)
 - Remove `duration` from prometheus labels. [4391](https://github.com/beego/beego/pull/4391)
 - Fix `unknown escape sequence` in generated code. [4385](https://github.com/beego/beego/pull/4385)
 - Using fixed name `commentRouter.go` as generated file name. [4385](https://github.com/beego/beego/pull/4385)
diff --git a/core/logs/log.go b/core/logs/log.go
index cfe092bf..043b0f61 100644
--- a/core/logs/log.go
+++ b/core/logs/log.go
@@ -261,6 +261,7 @@ func (bl *BeeLogger) Write(p []byte) (n int, err error) {
 	lm := &LogMsg{
 		Msg:   string(p),
 		Level: levelLoggerImpl,
+		When: time.Now(),
 	}
 
 	// set levelLoggerImpl to ensure all log message will be write out
@@ -291,6 +292,7 @@ func (bl *BeeLogger) writeMsg(lm *LogMsg) error {
 	}
 	lm.FilePath = file
 	lm.LineNumber = line
+	lm.Prefix = bl.prefix
 
 	lm.enableFullFilePath = bl.enableFullFilePath
 	lm.enableFuncCallDepth = bl.enableFuncCallDepth
diff --git a/core/logs/log_test.go b/core/logs/log_test.go
index d7728c76..b65d8dbb 100644
--- a/core/logs/log_test.go
+++ b/core/logs/log_test.go
@@ -25,4 +25,9 @@ func TestBeeLoggerDelLogger(t *testing.T) {
 	prefix := "My-Cus"
 	l := GetLogger(prefix)
 	assert.NotNil(t, l)
+	l.Print("hello")
+
+	GetLogger().Print("hello")
+	SetPrefix("aaa")
+	Info("hello")
 }
diff --git a/go.mod b/go.mod
index a76b17f3..7a933f8d 100644
--- a/go.mod
+++ b/go.mod
@@ -41,6 +41,7 @@ require (
 	github.com/stretchr/testify v1.4.0
 	github.com/syndtr/goleveldb v0.0.0-20181127023241-353a9fca669c // indirect
 	github.com/wendal/errors v0.0.0-20130201093226-f66c77a7882b // indirect
+	go.etcd.io/bbolt v1.3.5 // indirect
 	go.etcd.io/etcd v3.3.25+incompatible // indirect
 	go.uber.org/zap v1.15.0 // indirect
 	golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9
@@ -55,5 +56,5 @@ require (
 replace golang.org/x/crypto v0.0.0-20181127143415-eb0de9b17e85 => github.com/golang/crypto v0.0.0-20181127143415-eb0de9b17e85
 
 replace gopkg.in/yaml.v2 v2.2.1 => github.com/go-yaml/yaml v0.0.0-20180328195020-5420a8b6744d
-
+replace github.com/coreos/bbolt => go.etcd.io/bbolt v1.3.5
 go 1.14
diff --git a/go.sum b/go.sum
index 1c5328c0..06ea96c6 100644
--- a/go.sum
+++ b/go.sum
@@ -226,6 +226,8 @@ github.com/wendal/errors v0.0.0-20130201093226-f66c77a7882b/go.mod h1:Q12BUT7DqI
 github.com/yuin/goldmark v1.1.32/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/gopher-lua v0.0.0-20171031051903-609c9cd26973/go.mod h1:aEV29XrmTYFr3CiRxZeGHpkvbwq+prZduBqMaascyCU=
+go.etcd.io/bbolt v1.3.5 h1:XAzx9gjCb0Rxj7EoqcClPD1d5ZBxZJk0jbuoPHenBt0=
+go.etcd.io/bbolt v1.3.5/go.mod h1:G5EMThwa9y8QZGBClrRx5EY+Yw9kAhnjy3bSjsnlVTQ=
 go.etcd.io/etcd v0.5.0-alpha.5 h1:VOolFSo3XgsmnYDLozjvZ6JL6AAwIDu1Yx1y+4EYLDo=
 go.etcd.io/etcd v3.3.25+incompatible h1:V1RzkZJj9LqsJRy+TUBgpWSbZXITLB819lstuTFoZOY=
 go.etcd.io/etcd v3.3.25+incompatible/go.mod h1:yaeTdrJi5lOmYerz05bd8+V7KubZs8YSFZfzsF9A6aI=
@@ -291,6 +293,7 @@ golang.org/x/sys v0.0.0-20190422165155-953cdadca894/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20191010194322-b09406accb47/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191120155948-bd437916bb0e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200106162015-b016eb3dc98e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200202164722-d101bd2416d5/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200615200032-f1bc736245b1 h1:ogLJMz+qpzav7lGMh10LMvAkM/fAoGlaiiHYiFYdm80=
 golang.org/x/sys v0.0.0-20200615200032-f1bc736245b1/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=