diff --git a/acme.sh b/acme.sh
index 283b0a39..f5e79ee8 100755
--- a/acme.sh
+++ b/acme.sh
@@ -48,8 +48,6 @@ LOCAL_ANY_ADDRESS="0.0.0.0"
 
 DEFAULT_RENEW=60
 
-DEFAULT_DNS_SLEEP=120
-
 NO_VALUE="no"
 
 W_DNS="dns"
@@ -3518,6 +3516,7 @@ updateaccount() {
   _send_signed_request "$_accUri" "$updjson"
 
   if [ "$code" = '200' ]; then
+    echo "$response" >"$ACCOUNT_JSON_PATH"
     _info "account update success for $_accUri."
   else
     _info "Error. The account was not updated."
@@ -6223,7 +6222,7 @@ Parameters:
   --stateless                       Use stateless mode, see: $_STATELESS_WIKI
   --apache                          Use apache mode.
   --dns [dns_cf|dns_dp|dns_cx|/path/to/api/file]   Use dns mode or dns api.
-  --dnssleep  [$DEFAULT_DNS_SLEEP]                  The time in seconds to wait for all the txt records to take effect in dns api mode. Default $DEFAULT_DNS_SLEEP seconds.
+  --dnssleep   300                  The time in seconds to wait for all the txt records to take effect in dns api mode. It's not necessary to use this by default, $PROJECT_NAME polls dns status automatically.
 
   --keylength, -k [2048]            Specifies the domain key length: 2048, 3072, 4096, 8192 or ec-256, ec-384, ec-521.
   --accountkeylength, -ak [2048]    Specifies the account key length: 2048, 3072, 4096
@@ -6318,7 +6317,7 @@ _installOnline() {
     if ./$PROJECT_ENTRY install "$_nocron" "" "$_noprofile"; then
       _info "Install success!"
       _initpath
-      _saveaccountconf "UPGRADE_HASH" "$(_getMasterHash)"
+      _saveaccountconf "UPGRADE_HASH" "$(_getUpgradeHash)"
     fi
 
     cd ..
@@ -6328,19 +6327,27 @@ _installOnline() {
   )
 }
 
-_getMasterHash() {
+_getRepoHash() {
+  _hash_path=$1
+  shift
+  _hash_url="https://api.github.com/repos/acmesh-official/$PROJECT_NAME/git/refs/$_hash_path"
+  _get $_hash_url | tr -d "\r\n" | tr '{},' '\n' | grep '"sha":' | cut -d '"' -f 4
+}
+
+_getUpgradeHash() {
   _b="$BRANCH"
   if [ -z "$_b" ]; then
     _b="master"
   fi
-  _hash_url="https://api.github.com/repos/acmesh-official/$PROJECT_NAME/git/refs/heads/$_b"
-  _get $_hash_url | tr -d "\r\n" | tr '{},' '\n' | grep '"sha":' | cut -d '"' -f 4
+  _hash=$(_getRepoHash "heads/$_b")
+  if [ -z "$_hash" ]; then _hash=$(_getRepoHash "tags/$_b"); fi
+  echo $_hash
 }
 
 upgrade() {
   if (
     _initpath
-    [ -z "$FORCE" ] && [ "$(_getMasterHash)" = "$(_readaccountconf "UPGRADE_HASH")" ] && _info "Already uptodate!" && exit 0
+    [ -z "$FORCE" ] && [ "$(_getUpgradeHash)" = "$(_readaccountconf "UPGRADE_HASH")" ] && _info "Already uptodate!" && exit 0
     export LE_WORKING_DIR
     cd "$LE_WORKING_DIR"
     _installOnline "nocron" "noprofile"
diff --git a/deploy/panos.sh b/deploy/panos.sh
index 6316784a..ef622ded 100644
--- a/deploy/panos.sh
+++ b/deploy/panos.sh
@@ -47,24 +47,24 @@ deployer() {
     #Set Header
     export _H1="Content-Type: multipart/form-data; boundary=$delim"
     if [ "$type" = 'cert' ]; then
-      content="$content${nl}--$delim${nl}Content-Disposition: form-data; name=\"type\"\r\n\r\n\r\nimport"
-      content="$content${nl}--$delim${nl}Content-Disposition: form-data; name=\"category\"\r\n\r\n\r\ncertificate"
-      content="$content${nl}--$delim${nl}Content-Disposition: form-data; name=\"certificate-name\"\r\n\r\n\r\n$_cdomain"
-      content="$content${nl}--$delim${nl}Content-Disposition: form-data; name=\"key\"\r\n\r\n\r\n$_panos_key"
-      content="$content${nl}--$delim${nl}Content-Disposition: form-data; name=\"format\"\r\n\r\n\r\npem"
+      panos_url="${panos_url}?type=import"
+      content="--$delim${nl}Content-Disposition: form-data; name=\"category\"\r\n\r\ncertificate"
+      content="$content${nl}--$delim${nl}Content-Disposition: form-data; name=\"certificate-name\"\r\n\r\n$_cdomain"
+      content="$content${nl}--$delim${nl}Content-Disposition: form-data; name=\"key\"\r\n\r\n$_panos_key"
+      content="$content${nl}--$delim${nl}Content-Disposition: form-data; name=\"format\"\r\n\r\npem"
       content="$content${nl}--$delim${nl}Content-Disposition: form-data; name=\"file\"; filename=\"$(basename "$_cfullchain")\"${nl}Content-Type: application/octet-stream${nl}${nl}$(cat "$_cfullchain")"
     fi
     if [ "$type" = 'key' ]; then
-      content="$content${nl}--$delim${nl}Content-Disposition: form-data; name=\"type\"\r\n\r\n\r\nimport"
-      content="$content${nl}--$delim${nl}Content-Disposition: form-data; name=\"category\"\r\n\r\n\r\nprivate-key"
-      content="$content${nl}--$delim${nl}Content-Disposition: form-data; name=\"certificate-name\"\r\n\r\n\r\n$_cdomain"
-      content="$content${nl}--$delim${nl}Content-Disposition: form-data; name=\"key\"\r\n\r\n\r\n$_panos_key"
-      content="$content${nl}--$delim${nl}Content-Disposition: form-data; name=\"format\"\r\n\r\n\r\npem"
-      content="$content${nl}--$delim${nl}Content-Disposition: form-data; name=\"passphrase\"\r\n\r\n\r\n123456"
+      panos_url="${panos_url}?type=import"
+      content="--$delim${nl}Content-Disposition: form-data; name=\"category\"\r\n\r\nprivate-key"
+      content="$content${nl}--$delim${nl}Content-Disposition: form-data; name=\"certificate-name\"\r\n\r\n$_cdomain"
+      content="$content${nl}--$delim${nl}Content-Disposition: form-data; name=\"key\"\r\n\r\n$_panos_key"
+      content="$content${nl}--$delim${nl}Content-Disposition: form-data; name=\"format\"\r\n\r\npem"
+      content="$content${nl}--$delim${nl}Content-Disposition: form-data; name=\"passphrase\"\r\n\r\n123456"
       content="$content${nl}--$delim${nl}Content-Disposition: form-data; name=\"file\"; filename=\"$(basename "$_ckey")\"${nl}Content-Type: application/octet-stream${nl}${nl}$(cat "$_ckey")"
     fi
     #Close multipart
-    content="$content${nl}--$delim--${nl}"
+    content="$content${nl}--$delim--${nl}${nl}"
     #Convert CRLF
     content=$(printf %b "$content")
   fi
diff --git a/deploy/synology_dsm.sh b/deploy/synology_dsm.sh
index 0c2b1185..5aef3b93 100644
--- a/deploy/synology_dsm.sh
+++ b/deploy/synology_dsm.sh
@@ -15,6 +15,7 @@
 # SYNO_Scheme - defaults to http
 # SYNO_Hostname - defaults to localhost
 # SYNO_Port - defaults to 5000
+# SYNO_DID - device ID to skip OTP - defaults to empty
 #
 #returns 0 means success, otherwise error.
 
@@ -38,6 +39,7 @@ synology_dsm_deploy() {
   _getdeployconf SYNO_Username
   _getdeployconf SYNO_Password
   _getdeployconf SYNO_Create
+  _getdeployconf SYNO_DID
   if [ -z "$SYNO_Username" ] || [ -z "$SYNO_Password" ]; then
     SYNO_Username=""
     SYNO_Password=""
@@ -79,7 +81,7 @@ synology_dsm_deploy() {
 
   # Login, get the token from JSON and session id from cookie
   _info "Logging into $SYNO_Hostname:$SYNO_Port"
-  response=$(_get "$_base_url/webman/login.cgi?username=$SYNO_Username&passwd=$SYNO_Password&enable_syno_token=yes")
+  response=$(_get "$_base_url/webman/login.cgi?username=$SYNO_Username&passwd=$SYNO_Password&enable_syno_token=yes&device_id=$SYNO_DID")
   token=$(echo "$response" | grep "SynoToken" | sed -n 's/.*"SynoToken" *: *"\([^"]*\).*/\1/p')
   _debug3 response "$response"
 
@@ -99,6 +101,7 @@ synology_dsm_deploy() {
   # Now that we know the username and password are good, save them
   _savedeployconf SYNO_Username "$SYNO_Username"
   _savedeployconf SYNO_Password "$SYNO_Password"
+  _savedeployconf SYNO_DID "$SYNO_DID"
   _debug token "$token"
 
   _info "Getting certificates in Synology DSM"
diff --git a/dnsapi/dns_aws.sh b/dnsapi/dns_aws.sh
index 0503d0f2..ea4736c4 100755
--- a/dnsapi/dns_aws.sh
+++ b/dnsapi/dns_aws.sh
@@ -23,6 +23,7 @@ dns_aws_add() {
 
   AWS_ACCESS_KEY_ID="${AWS_ACCESS_KEY_ID:-$(_readaccountconf_mutable AWS_ACCESS_KEY_ID)}"
   AWS_SECRET_ACCESS_KEY="${AWS_SECRET_ACCESS_KEY:-$(_readaccountconf_mutable AWS_SECRET_ACCESS_KEY)}"
+  AWS_DNS_SLOWRATE="${AWS_DNS_SLOWRATE:-$(_readaccountconf_mutable AWS_DNS_SLOWRATE)}"
 
   if [ -z "$AWS_ACCESS_KEY_ID" ] || [ -z "$AWS_SECRET_ACCESS_KEY" ]; then
     _use_container_role || _use_instance_role
@@ -40,6 +41,7 @@ dns_aws_add() {
   if [ -z "$_using_role" ]; then
     _saveaccountconf_mutable AWS_ACCESS_KEY_ID "$AWS_ACCESS_KEY_ID"
     _saveaccountconf_mutable AWS_SECRET_ACCESS_KEY "$AWS_SECRET_ACCESS_KEY"
+    _saveaccountconf_mutable AWS_DNS_SLOWRATE "$AWS_DNS_SLOWRATE"
   fi
 
   _debug "First detect the root zone"
@@ -77,7 +79,13 @@ dns_aws_add() {
 
   if aws_rest POST "2013-04-01$_domain_id/rrset/" "" "$_aws_tmpl_xml" && _contains "$response" "ChangeResourceRecordSetsResponse"; then
     _info "TXT record updated successfully."
-    _sleep 1
+    if [ -n "$AWS_DNS_SLOWRATE" ]; then
+      _info "Slow rate activated: sleeping for $AWS_DNS_SLOWRATE seconds"
+      _sleep "$AWS_DNS_SLOWRATE"
+    else
+      _sleep 1
+    fi
+
     return 0
   fi
   _sleep 1
@@ -91,6 +99,7 @@ dns_aws_rm() {
 
   AWS_ACCESS_KEY_ID="${AWS_ACCESS_KEY_ID:-$(_readaccountconf_mutable AWS_ACCESS_KEY_ID)}"
   AWS_SECRET_ACCESS_KEY="${AWS_SECRET_ACCESS_KEY:-$(_readaccountconf_mutable AWS_SECRET_ACCESS_KEY)}"
+  AWS_DNS_SLOWRATE="${AWS_DNS_SLOWRATE:-$(_readaccountconf_mutable AWS_DNS_SLOWRATE)}"
 
   if [ -z "$AWS_ACCESS_KEY_ID" ] || [ -z "$AWS_SECRET_ACCESS_KEY" ]; then
     _use_container_role || _use_instance_role
@@ -125,7 +134,13 @@ dns_aws_rm() {
 
   if aws_rest POST "2013-04-01$_domain_id/rrset/" "" "$_aws_tmpl_xml" && _contains "$response" "ChangeResourceRecordSetsResponse"; then
     _info "TXT record deleted successfully."
-    _sleep 1
+    if [ -n "$AWS_DNS_SLOWRATE" ]; then
+      _info "Slow rate activated: sleeping for $AWS_DNS_SLOWRATE seconds"
+      _sleep "$AWS_DNS_SLOWRATE"
+    else
+      _sleep 1
+    fi
+
     return 0
   fi
   _sleep 1
diff --git a/dnsapi/dns_dp.sh b/dnsapi/dns_dp.sh
index 480c1f9a..033fa5aa 100755
--- a/dnsapi/dns_dp.sh
+++ b/dnsapi/dns_dp.sh
@@ -53,7 +53,7 @@ dns_dp_rm() {
     return 1
   fi
 
-  if ! _rest POST "Record.List" "login_token=$DP_Id,$DP_Key&format=json&domain_id=$_domain_id&sub_domain=$_sub_domain"; then
+  if ! _rest POST "Record.List" "login_token=$DP_Id,$DP_Key&format=json&lang=en&domain_id=$_domain_id&sub_domain=$_sub_domain"; then
     _err "Record.Lis error."
     return 1
   fi
@@ -70,12 +70,12 @@ dns_dp_rm() {
     return 1
   fi
 
-  if ! _rest POST "Record.Remove" "login_token=$DP_Id,$DP_Key&format=json&domain_id=$_domain_id&record_id=$record_id"; then
+  if ! _rest POST "Record.Remove" "login_token=$DP_Id,$DP_Key&format=json&lang=en&domain_id=$_domain_id&record_id=$record_id"; then
     _err "Record.Remove error."
     return 1
   fi
 
-  _contains "$response" "Action completed successful"
+  _contains "$response" "successful"
 
 }
 
@@ -89,11 +89,11 @@ add_record() {
 
   _info "Adding record"
 
-  if ! _rest POST "Record.Create" "login_token=$DP_Id,$DP_Key&format=json&domain_id=$_domain_id&sub_domain=$_sub_domain&record_type=TXT&value=$txtvalue&record_line=默认"; then
+  if ! _rest POST "Record.Create" "login_token=$DP_Id,$DP_Key&format=json&lang=en&domain_id=$_domain_id&sub_domain=$_sub_domain&record_type=TXT&value=$txtvalue&record_line=默认"; then
     return 1
   fi
 
-  _contains "$response" "Action completed successful" || _contains "$response" "Domain record already exists"
+  _contains "$response" "successful" || _contains "$response" "Domain record already exists"
 }
 
 ####################  Private functions below ##################################
@@ -113,11 +113,11 @@ _get_root() {
       return 1
     fi
 
-    if ! _rest POST "Domain.Info" "login_token=$DP_Id,$DP_Key&format=json&domain=$h"; then
+    if ! _rest POST "Domain.Info" "login_token=$DP_Id,$DP_Key&format=json&lang=en&domain=$h"; then
       return 1
     fi
 
-    if _contains "$response" "Action completed successful"; then
+    if _contains "$response" "successful"; then
       _domain_id=$(printf "%s\n" "$response" | _egrep_o "\"id\":\"[^\"]*\"" | cut -d : -f 2 | tr -d \")
       _debug _domain_id "$_domain_id"
       if [ "$_domain_id" ]; then
diff --git a/dnsapi/dns_inwx.sh b/dnsapi/dns_inwx.sh
index f4590cf8..7c08d72e 100755
--- a/dnsapi/dns_inwx.sh
+++ b/dnsapi/dns_inwx.sh
@@ -55,6 +55,7 @@ dns_inwx_rm() {
 
   INWX_User="${INWX_User:-$(_readaccountconf_mutable INWX_User)}"
   INWX_Password="${INWX_Password:-$(_readaccountconf_mutable INWX_Password)}"
+  INWX_Shared_Secret="${INWX_Shared_Secret:-$(_readaccountconf_mutable INWX_Shared_Secret)}"
   if [ -z "$INWX_User" ] || [ -z "$INWX_Password" ]; then
     INWX_User=""
     INWX_Password=""
@@ -63,10 +64,6 @@ dns_inwx_rm() {
     return 1
   fi
 
-  #save the api key and email to the account conf file.
-  _saveaccountconf_mutable INWX_User "$INWX_User"
-  _saveaccountconf_mutable INWX_Password "$INWX_Password"
-
   _debug "First detect the root zone"
   if ! _get_root "$fulldomain"; then
     _err "invalid domain"