diff --git a/attachments.go b/attachments.go
index 12a4750..0b1b603 100644
--- a/attachments.go
+++ b/attachments.go
@@ -11,7 +11,6 @@ import (
 	"errors"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"net/http"
 	"strconv"
 
@@ -70,7 +69,7 @@ func uploadAttachment(r io.Reader, ct string) (*att, error) {
 	keys := make([]byte, 64)
 	randBytes(keys)
 
-	b, err := ioutil.ReadAll(r)
+	b, err := io.ReadAll(r)
 	if err != nil {
 		return nil, err
 	}
@@ -101,7 +100,7 @@ func uploadVoiceNote(r io.Reader, ct string) (*att, error) {
 	keys := make([]byte, 64)
 	randBytes(keys)
 
-	b, err := ioutil.ReadAll(r)
+	b, err := io.ReadAll(r)
 	if err != nil {
 		return nil, err
 	}
@@ -141,7 +140,7 @@ func handleSingleAttachment(a *textsecure.AttachmentPointer) (*Attachment, error
 	}
 	defer r.Close()
 
-	b, err := ioutil.ReadAll(r)
+	b, err := io.ReadAll(r)
 	if err != nil {
 		return nil, err
 	}
@@ -172,7 +171,7 @@ func handleProfileAvatar(profileAvatar *signalservice.ContactDetails_Avatar, key
 	}
 	defer r.Close()
 
-	b, err := ioutil.ReadAll(r)
+	b, err := io.ReadAll(r)
 	if err != nil {
 		return nil, err
 	}
diff --git a/cmd/textsecure/main.go b/cmd/textsecure/main.go
index f8a519c..d578067 100644
--- a/cmd/textsecure/main.go
+++ b/cmd/textsecure/main.go
@@ -332,7 +332,7 @@ func GroupsHandler(w http.ResponseWriter, r *http.Request) {
 
 	filepath.Walk(".storage/groups", func(path string, info os.FileInfo, e error) error {
 		if info.Mode().IsRegular() {
-			b, err := ioutil.ReadFile(path)
+			b, err := os.ReadFile(path)
 			if err != nil {
 				return err
 			}
@@ -414,7 +414,7 @@ func JSONHandler(w http.ResponseWriter, r *http.Request) {
 	if messageField == "" {
 		messageField = "message"
 	}
-	body, err := ioutil.ReadAll(r.Body)
+	body, err := io.ReadAll(r.Body)
 	if err != nil {
 		log.Error("Error: ", err.Error())
 		w.WriteHeader(http.StatusInternalServerError)
diff --git a/config.go b/config.go
index fbd39d0..4b7cbae 100644
--- a/config.go
+++ b/config.go
@@ -5,6 +5,7 @@ package textsecure
 
 import (
 	"io/ioutil"
+	"os"
 
 	"github.com/go-yaml/yaml"
 	"github.com/signal-golang/textsecure/config"
@@ -36,7 +37,7 @@ func checkUUID(cfg *config.Config) *config.Config {
 
 // ReadConfig reads a YAML config file
 func ReadConfig(fileName string) (*config.Config, error) {
-	b, err := ioutil.ReadFile(fileName)
+	b, err := os.ReadFile(fileName)
 	if err != nil {
 		return nil, err
 	}
diff --git a/contacts/contacts.go b/contacts/contacts.go
index 441581e..950cb10 100644
--- a/contacts/contacts.go
+++ b/contacts/contacts.go
@@ -4,8 +4,8 @@
 package contacts
 
 import (
-	"fmt"
 	"io/ioutil"
+	"os"
 
 	signalservice "github.com/signal-golang/textsecure/protobuf"
 	log "github.com/sirupsen/logrus"
@@ -67,7 +67,7 @@ var filePath string
 // ReadContacts loads the contacts yaml file and pareses it
 func ReadContacts(fileName string) ([]Contact, error) {
 	log.Debug("[textsecure] read contacts from ", fileName)
-	b, err := ioutil.ReadFile(fileName)
+	b, err := os.ReadFile(fileName)
 	filePath = fileName
 	contactsYaml := &yamlContacts{}
 	if err != nil {
@@ -127,7 +127,7 @@ func updateContact(c *signalservice.ContactDetails) error {
 	// 	r = att.R
 	// 	buf.ReadFrom(r)
 	// }
-	// avatar, _ := ioutil.ReadAll(buf)
+	// avatar, _ := io.ReadAll(buf)
 
 	Contacts[c.GetUuid()] = Contact{
 		Tel:  c.GetNumber(),
@@ -167,7 +167,14 @@ func UpdateProfileKey(src string, profileKey []byte) error {
 		Contacts[src] = contact
 		return WriteContactsToPath()
 	}
-	return fmt.Errorf("Contact to update not found %s", src)
+	// create new contact
+	Contacts[src] = Contact{
+		UUID:       src,
+		Name:       src,
+		ProfileKey: profileKey,
+	}
+	return WriteContactsToPath()
+
 }
 
 func GetContact(uuid string) Contact {
diff --git a/groups.go b/groups.go
index 8ca8015..9ab8055 100644
--- a/groups.go
+++ b/groups.go
@@ -66,7 +66,7 @@ func saveGroup(hexid string) error {
 // loadGroup loads a group's state from a file.
 func loadGroup(path string) error {
 	_, hexid := filepath.Split(path)
-	b, err := ioutil.ReadFile(path)
+	b, err := os.ReadFile(path)
 	if err != nil {
 		return err
 	}
diff --git a/groupsv2/credentials.go b/groupsv2/credentials.go
index 3323636..ed64565 100644
--- a/groupsv2/credentials.go
+++ b/groupsv2/credentials.go
@@ -3,7 +3,7 @@ package groupsv2
 import (
 	"encoding/json"
 	"fmt"
-	"io/ioutil"
+	"io"
 	"time"
 
 	signalservice "github.com/signal-golang/textsecure/protobuf"
@@ -88,7 +88,7 @@ func GetGroupExternalCredential(credential *GroupCredential) (*signalservice.Gro
 	if resp.IsError() {
 		return nil, resp
 	}
-	data, err := ioutil.ReadAll(resp.Body)
+	data, err := io.ReadAll(resp.Body)
 	if err != nil {
 		return nil, err
 	}
diff --git a/groupsv2/groupsv2.go b/groupsv2/groupsv2.go
index 358d443..5a60aca 100644
--- a/groupsv2/groupsv2.go
+++ b/groupsv2/groupsv2.go
@@ -344,7 +344,7 @@ func saveGroupV2(hexid string) error {
 
 // loadGroup loads a group's state from a file.
 func loadGroupV2(hexid string) (*GroupV2, error) {
-	b, err := ioutil.ReadFile(idToPath(hexid))
+	b, err := os.ReadFile(idToPath(hexid))
 	if err != nil {
 		return nil, err
 	}
diff --git a/handler.go b/handler.go
index fb07c7d..c931b58 100644
--- a/handler.go
+++ b/handler.go
@@ -2,7 +2,6 @@ package textsecure
 
 import (
 	"github.com/golang/protobuf/proto"
-	"github.com/signal-golang/textsecure/config"
 	"github.com/signal-golang/textsecure/groupsv2"
 	signalservice "github.com/signal-golang/textsecure/protobuf"
 	log "github.com/sirupsen/logrus"
@@ -20,7 +19,7 @@ func handleMessage(srcE164 string, srcUUID string, timestamp uint64, b []byte) e
 
 	if dm := content.GetDataMessage(); dm != nil {
 		return handleDataMessage(srcE164, srcUUID, timestamp, dm)
-	} else if sm := content.GetSyncMessage(); sm != nil && config.ConfigFile.Tel == srcE164 {
+	} else if sm := content.GetSyncMessage(); sm != nil {
 		return handleSyncMessage(srcE164, srcUUID, timestamp, sm)
 	} else if cm := content.GetCallMessage(); cm != nil {
 		return handleCallMessage(srcE164, srcUUID, timestamp, cm)
diff --git a/profiles/avatars.go b/profiles/avatars.go
index 6bd457a..448a5ea 100644
--- a/profiles/avatars.go
+++ b/profiles/avatars.go
@@ -37,8 +37,21 @@ func GetRemoteAvatar(avatarURL string) (io.ReadCloser, error) {
 
 	return resp.Body, nil
 }
-
-func getLocalAvatar(uuid string) (io.ReadCloser, error) {
+func GetLocalAvatarPath(uuid string) (string, error) {
+	log.Debugln("[textsecure] get local avatar for ", uuid)
+	if uuid == "" {
+		return "", fmt.Errorf("empty uuid")
+	}
+	if avatarsPath == "" {
+		err := setupAvatarsPath()
+		if err != nil {
+			return "", err
+		}
+	}
+	avatarFile := filepath.Join(avatarsPath, uuid)
+	return avatarFile, nil
+}
+func GetLocalAvatar(uuid string) (io.ReadCloser, error) {
 	log.Debugln("[textsecure] get local avatar for ", uuid)
 	if uuid == "" {
 		return nil, fmt.Errorf("empty uuid")
@@ -101,7 +114,6 @@ func setupAvatarsPath() error {
 	if err := os.MkdirAll(avatarsPath, 0700); err != nil {
 		return err
 	}
-	log.Debugln("[textsecure] setup avatars path ", avatarsPath)
 	return nil
 }
 
diff --git a/profiles/profile.go b/profiles/profile.go
index 60cda1c..a5dcef2 100644
--- a/profiles/profile.go
+++ b/profiles/profile.go
@@ -194,6 +194,10 @@ func GetProfile(UUID string, profileKey []byte) (*Profile, error) {
 
 }
 func GetProfileAndCredential(UUID string, profileKey []byte) (*Profile, error) {
+	if len(profileKey) == 0 {
+		return nil, errors.New("profileKey is empty")
+	}
+
 	log.Infoln("[textsecure] GetProfileAndCredential for " + UUID)
 	uuid, err := uuidUtil.FromString(UUID)
 	if err != nil {
@@ -229,7 +233,6 @@ func GetProfileAndCredential(UUID string, profileKey []byte) (*Profile, error) {
 	if err != nil {
 		return nil, err
 	}
-	// fmt.Printf("%s\n", string(bytes))
 	err = json.Unmarshal(bytes, profile)
 	if err != nil {
 		log.Debugln("[textsecure] GetProfileAndCredential json unmarshall", err)
@@ -241,6 +244,11 @@ func GetProfileAndCredential(UUID string, profileKey []byte) (*Profile, error) {
 			return nil, err
 		}
 	}
+	log.Debugf("[textsecure] GetProfileAndCredential profile %+v", profile)
+	if profile.Credential == nil {
+		log.Debugf("[textsecure] GetProfileAndCredential profile %+v", profile)
+		return nil, errors.New("profile credential is empty")
+	}
 	response := zkgroup.ProfileKeyCredentialResponse(profile.Credential)
 	if err != nil {
 		log.Debugln("[textsecure] GetProfileAndCredential", err)
@@ -261,6 +269,9 @@ func GetProfileAndCredential(UUID string, profileKey []byte) (*Profile, error) {
 
 }
 func decryptProfile(profileKey []byte, profile *Profile) error {
+	if len(profileKey) == 0 {
+		return fmt.Errorf("[textsecure] decryptProfile: no profile key")
+	}
 	log.Println("[textsecure] decryptProfile")
 	if profile.Name != "" {
 		name, err := decryptString(profileKey, profile.Name)
@@ -361,7 +372,7 @@ func GetProfileE164(tel string) (contacts.Contact, error) {
 
 // GetProfileUUID get a profile by a phone number
 func GetProfileUUID(uuid string) (*Profile, error) {
-	log.Debug("[textsecure] GetProfileUUID", uuid)
+	log.Debugln("[textsecure] GetProfileUUID", uuid)
 	c := contacts.Contacts[uuid]
 	profile := &Profile{}
 	var err error
diff --git a/rootCa/rootca.go b/rootCa/rootca.go
index 38dac63..cf3380e 100644
--- a/rootCa/rootca.go
+++ b/rootCa/rootca.go
@@ -2,7 +2,7 @@ package rootCa
 
 import (
 	"crypto/x509"
-	"io/ioutil"
+	"os"
 
 	"github.com/signal-golang/textsecure/utils"
 
@@ -70,7 +70,7 @@ var DirectoryCA *x509.CertPool
 func SetupCA(rootca string) {
 	pem := []byte(rootPEM)
 	if rootca != "" && utils.Exists(rootca) {
-		b, err := ioutil.ReadFile(rootca)
+		b, err := os.ReadFile(rootca)
 		if err != nil {
 			log.Error(err)
 			return
diff --git a/server.go b/server.go
index 81b516e..50f62ca 100644
--- a/server.go
+++ b/server.go
@@ -11,7 +11,7 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
-	"io/ioutil"
+	"io"
 	"mime/quotedprintable"
 	"regexp"
 	"strconv"
@@ -377,6 +377,12 @@ func GetProfileByUUID(uuid string) (*profiles.Profile, error) {
 	}
 	return profile, nil
 }
+func GetAvatar(uuid string) (io.ReadCloser, error) {
+	return profiles.GetLocalAvatar(uuid)
+}
+func GetAvatarPath(uuid string) (string, error) {
+	return profiles.GetLocalAvatarPath(uuid)
+}
 
 func GetProfileAndCredential(uuid string, profileKey []byte) (*profiles.Profile, error) {
 	if uuid == "" || len(profileKey) == 0 {
@@ -678,7 +684,7 @@ func GetRegisteredContacts() ([]contacts.Contact, error) {
 		UUID := idToHexUUID(responseData[ind*uuidlength : (ind+1)*uuidlength])
 		index := findIndexByE147(phone, localContacts)
 		if strings.Count(localContacts[index].Name, "=") > 2 {
-			decodedName, err := ioutil.ReadAll(quotedprintable.NewReader(strings.NewReader(localContacts[index].Name)))
+			decodedName, err := io.ReadAll(quotedprintable.NewReader(strings.NewReader(localContacts[index].Name)))
 			if err != nil {
 				log.Debug("[textsecure] GetRegisteredContacts update name from quoted printable error:", err)
 			} else {
diff --git a/store.go b/store.go
index cda9333..b87b88b 100644
--- a/store.go
+++ b/store.go
@@ -78,7 +78,7 @@ func newStore(password, path string) (*store, error) {
 				return nil, err
 			}
 		} else {
-			salt, err = ioutil.ReadFile(saltFile)
+			salt, err = os.ReadFile(saltFile)
 			if err != nil {
 				return nil, err
 			}
@@ -161,7 +161,7 @@ func (s *store) decrypt(ciphertext []byte) ([]byte, error) {
 }
 
 func (s *store) readFile(path string) ([]byte, error) {
-	b, err := ioutil.ReadFile(path)
+	b, err := os.ReadFile(path)
 	if err != nil {
 		return nil, err
 	}
diff --git a/sync.go b/sync.go
index f59f0ea..7245202 100644
--- a/sync.go
+++ b/sync.go
@@ -17,41 +17,24 @@ import (
 // handleSyncMessage handles an incoming SyncMessage.
 func handleSyncMessage(src string, srcUUID string, timestamp uint64, sm *signalservice.SyncMessage) error {
 	log.Debugf("[textsecure] SyncMessage recieved at %d", timestamp)
-
-	if sm.GetContacts() != nil {
+	if sm.GetSent() != nil {
+		log.Debugln("[textsecure] SyncMessage getSent")
+		return handleSyncSent(sm.GetSent(), timestamp)
+	} else if sm.GetContacts() != nil {
 		log.Debugln("[textsecure] SyncMessage unhandled contacts")
 		return nil
 	} else if sm.GetGroups() != nil {
 		log.Debugln("[textsecure] SyncMessage groups")
 		return nil
+	} else if sm.GetRequest() != nil {
+		log.Debugln("[textsecure] SyncMessage getRequest")
+		return handleSyncRequest(sm.GetRequest())
 	} else if sm.GetRead() != nil {
 		log.Debugln("[textsecure] SyncMessage getRead")
 		return handleSyncRead(sm.GetRead())
-	} else if sm.GetViewed() != nil {
-		log.Debugln("[textsecure] SyncMessage unhandled getViewed")
-		return nil
-	} else if sm.GetViewOnceOpen() != nil {
-		log.Debugln("[textsecure] SyncMessage unhandled GetViewOnceOpen")
-		return nil
-	} else if sm.GetViewOnceOpen() != nil {
-		log.Debugln("[textsecure] SyncMessage unhandled GetBlockedList")
-		return nil
 	} else if sm.GetBlocked() != nil {
-		log.Debugln("[textsecure] SyncMessage blocked")
-		return nil
-	} else if sm.GetConfiguration() != nil {
-		log.Debugln("[textsecure] SyncMessage unahndled configuration")
+		log.Debugln("[textsecure] SyncMessage unhandled getBlocked")
 		return nil
-	} else if sm.GetSent() != nil {
-		log.Debugln("[textsecure] SyncMessage getSent")
-		return handleSyncSent(sm.GetSent(), timestamp)
-	} else if sm.GetStickerPackOperation() != nil {
-		log.Debugln("[textsecure] SyncMessage unhandled GetStickerPackOperation")
-		return nil
-	} else if sm.GetRequest() != nil {
-		log.Debugln("[textsecure] SyncMessage getRequest")
-		return handleSyncRequest(sm.GetRequest())
-
 	} else if sm.GetVerified() != nil {
 		log.Debugln("[textsecure] SyncMessage verified")
 		unidentifiedAccess, err := unidentifiedAccess.GetAccessForSync(config.ConfigFile.ProfileKey, config.ConfigFile.Certificate)
@@ -59,13 +42,38 @@ func handleSyncMessage(src string, srcUUID string, timestamp uint64, sm *signals
 			return err
 		}
 		return sendVerifiedMessage(sm.GetVerified(), unidentifiedAccess)
-
+	} else if sm.GetConfiguration() != nil {
+		log.Debugln("[textsecure] SyncMessage unahndled configuration")
+		return nil
 	} else if sm.GetPadding() != nil {
-		log.Debugln("[textsecure] SyncMessage padding")
+		log.Debugln("[textsecure] SyncMessage unhandled padding")
+		return nil
+	} else if sm.GetStickerPackOperation() != nil {
+		log.Debugln("[textsecure] SyncMessage unhandled GetStickerPackOperation")
+		return nil
+	} else if sm.GetViewOnceOpen() != nil {
+		log.Debugln("[textsecure] SyncMessage unhandled GetViewOnceOpen")
 		return nil
-
 	} else if sm.GetFetchLatest() != nil {
-		log.Debugln("[textsecure] SyncMessage GetFetchLatest")
+		log.Debugln("[textsecure] SyncMessage unhandled GetFetchLatest")
+		return nil
+	} else if sm.GetKeys() != nil {
+		log.Debugln("[textsecure] SyncMessage unhandled GetKeys")
+		return nil
+	} else if sm.GetMessageRequestResponse() != nil {
+		log.Debugln("[textsecure] SyncMessage unhandled GetMessageRequestResponse")
+		return nil
+	} else if sm.GetOutgoingPayment() != nil {
+		log.Debugln("[textsecure] SyncMessage unhandled GetOutgoing payment")
+		return nil
+	} else if sm.GetViewed() != nil {
+		log.Debugln("[textsecure] SyncMessage unhandled getViewed")
+		return nil
+	} else if sm.GetPniIdentity() != nil {
+		log.Debug("[textsecure] SyncMessage unhandled getPniIdentity")
+		return nil
+	} else if sm.GetPniChangeNumber() != nil {
+		log.Debugln("[textsecure] SyncMessage unhandled getPniChangeNumber")
 		return nil
 	} else {
 		log.Errorf("[textsecure] SyncMessage contains no known sync types")
diff --git a/textsecure.go b/textsecure.go
index fb1c421..b8c48c2 100644
--- a/textsecure.go
+++ b/textsecure.go
@@ -356,7 +356,8 @@ func Setup(c *Client) error {
 			}
 		}
 	}
-	if len(config.ConfigFile.ProfileKeyCredential) == 0 || true {
+	if len(config.ConfigFile.ProfileKeyCredential) == 0 {
+		log.Infoln("[textsecure] Generating profile key credential")
 		profiles.UpdateProfile(config.ConfigFile.ProfileKey, config.ConfigFile.UUID, config.ConfigFile.Name)
 		profile, err := profiles.GetProfileAndCredential(config.ConfigFile.UUID, config.ConfigFile.ProfileKey)
 		if err != nil {
@@ -365,6 +366,8 @@ func Setup(c *Client) error {
 		config.ConfigFile.ProfileKeyCredential = []byte(profile.Credential)
 		saveConfig(config.ConfigFile)
 
+	} else {
+		log.Infoln("[textsecure] Using existing profile key credential", len(config.ConfigFile.ProfileKeyCredential))
 	}
 
 	return err