diff --git a/README.md b/README.md
index e931e61..efe8253 100644
--- a/README.md
+++ b/README.md
@@ -32,6 +32,5 @@ systemctl switch-root /tmp/tmproot/
 `mount none /sys -t sysfs`
 `mount none /dev/pts -t devpts`
 
-Fuck I need sshd 
 
 `wget -O - https://github.com/YunoHost/arm-images/releases/download/v2020.10/internetcube_4.0.8_v2020.10_lime2.img.gz | gzip -cd | dd iflag=fullblock bs=1M oflag=direct status=progress of=/dev/mmcblk0`
diff --git a/prepare_switch_root.sh b/example_to_prepare_switch_root.sh
similarity index 100%
rename from prepare_switch_root.sh
rename to example_to_prepare_switch_root.sh
diff --git a/install.hypercube b/install.hypercube
new file mode 100644
index 0000000..b6ed68b
--- /dev/null
+++ b/install.hypercube
@@ -0,0 +1,55 @@
+{
+  "vpnclient": {
+    "server_name": "79.143.250.4",
+    "server_port": "1194",
+    "server_proto": "udp",
+    "ip6_net": "",
+    "ip4_addr": "",
+    "crt_server_ca": "-----BEGIN CERTIFICATE-----|MIIDJDCCAgygAwIBAgIJAOxs8j+RZXSTMA0GCSqGSIb3DQEBCwUAMBExDzANBgNV|BAMMBnZwbi1jYTAeFw0xNTA0MTEyMTA4NDVaFw0yNTA0MDgyMTA4NDVaMBExDzAN|BgNVBAMMBnZwbi1jYTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAL0K|jACtTefp2L9aR+LBcxQiRtv5p3SAC1CQPmsB/hiaXvSU7VBuTC110Ag8e0nYA2OT|AAPTjX/3bPwdFQtdboBPS0leqSsyp0fF0cxnDKuJpv3UM8bq2mnpzi8MYUg70o0Y|ZHm+BsalJ3RRXroFftj54OH4sQ/uh41Es74GVXCt1WXlzavmJ9J/zqBnMeLvs+Va|fCIwGtti7o+WtzhclfsCb3xlwVsVx4xPH+dYLquYzc87uQc1BNUdW9cGXyYCmLiY|9iFJIaT66SOQA+JTklUNVCv6UmC1DWzS/Rjprw+wFPMt5EOc1QAE+mApp9koZS1Q|+dYY4lc9jlBOuE9c2wECAwEAAaN/MH0wHQYDVR0OBBYEFPuXtI1OkfKtESkGrtxx|APRw+clZMEEGA1UdIwQ6MDiAFPuXtI1OkfKtESkGrtxxAPRw+clZoRWkEzARMQ8w|DQYDVQQDDAZ2cG4tY2GCCQDsbPI/kWV0kzAMBgNVHRMEBTADAQH/MAsGA1UdDwQE|AwIBBjANBgkqhkiG9w0BAQsFAAOCAQEAljK/HMEjykxJBij1Ue4gg+x5UDsPVjOj|u90ZfdX3dckV7zOMOjik/7a++7W8mj65Od/uAPg8Kdn8ut2+ft0G6+M5zJhKBOse|bjyGMM+svl0nQ9IU/fVWx0s83Dk+uhoqYxcWXYTGQZlflAwzPmoM7GcN349U+Qkz|404LCXkeH9ZTBYdPQTdwXw0PqLGaMFFJ/2qI5ZGOVf6oJCcfE+NdBCnrsRyBzWzo|Opwu5dfFXLOJY5j8CBP3lw//BX8qPAZplyy9TZsObMBA/RM37DkLCDeO7MuGobMW|hry3QRm7Q4A/ja8tAIwaE8xRJJUspJZd83Y1NAVPuD24mS5LKn809g==|-----END CERTIFICATE-----|",
+    "crt_client": "-----BEGIN CERTIFICATE-----|MIIECzCCAvOgAwIBAgIBfTANBgkqhkiG9w0BAQsFADARMQ8wDQYDVQQDDAZ2cG4t|Y2EwHhcNMjAwMjIzMTMzODE2WhcNMzAwMjIwMTMzODE2WjCBpjELMAkGA1UEBhMC|RlIxFjAUBgNVBAgTDUlsZSBkZSBGcmFuY2UxDjAMBgNVBAcTBVBhcmlzMRQwEgYD|VQQKEwtGcmFuY2lsaWVuczEPMA0GA1UECxMGQWRtaW5zMRIwEAYDVQQDEwlkZW1v|LWh1Z28xEDAOBgNVBCkTB0Vhc3lSU0ExIjAgBgkqhkiG9w0BCQEWE3ZwbkBmcmFu|Y2lsaWVucy5uZXQwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDuTF+m|4YiAIBc84oSvxWllFjLULYFH7aTVdbt5/P0tJVobAeXTF4JOzc9OlYQVOZXNiYJK|56fJ+dcceRV6uLJ1s+6WOSckC1/ojwiRrWS+Tsc8DpBxqcARVmlgG6RI4YWbHnmN|E4PLc3aqL96nrN3q8BLn45HzSAtMw5ux5dZQ/X0jAkIOatf7QvWpF4GjdUPMfbDm|J9frXe/E2/57J6cNF04c8gQhqxEQdZVB2XIEade5Hn4r0AfIYIh5i7kXKXlNulsL|Hy+4SdpZvA8fsh1gRZdWCw5sMlQ5qFy9WB2nknnFBfWULYvNcSs8ghFOkM2/xnu2|xuWdKfnQzOOMfOHjAgMBAAGjgdcwgdQwCQYDVR0TBAIwADAtBglghkgBhvhCAQ0E|IBYeRWFzeS1SU0EgR2VuZXJhdGVkIENlcnRpZmljYXRlMB0GA1UdDgQWBBQAOSDp|wyG7lIe69jJkUTIE7hT6YzBBBgNVHSMEOjA4gBT7l7SNTpHyrREpBq7ccQD0cPnJ|WaEVpBMwETEPMA0GA1UEAwwGdnBuLWNhggkA7GzyP5FldJMwEwYDVR0lBAwwCgYI|KwYBBQUHAwIwCwYDVR0PBAQDAgeAMBQGA1UdEQQNMAuCCWRlbW8taHVnbzANBgkq|hkiG9w0BAQsFAAOCAQEAGVaD2MQyJ/Ze+lLgiQjzX2O592in/SzPHpWveK1r4FNc|zWF9li0HwP47BM2FNWdD9r3yTxYw6nh26640A5uKZUhEG4eJRxTZ4DzKaKnGc8gf|4Gtcuo82RZEJW56pSzdpNNx+QQRS+FJYMN5uIPFDtYQDnvIRWq+eO62rjIwPxdHV|zZ8Qz5pAwQzd91iOa61KIYsasr9NqUbq/4O9FPSvUUTn1wNZ49l0rnhpQR0QCURg|IhFnlHPUnnj7WZmhHnKHf3eXnP9Yn5FqAfoOWf1dX4aAYnxrTo71+pNrZogiSb0d|SK/lTUxUFXmwkQ5LJARK5HECyWGYh3fNVrx+iQYIow==|-----END CERTIFICATE-----|",
+    "crt_client_key": "-----BEGIN PRIVATE KEY-----|MIIEvwIBADANBgkqhkiG9w0BAQEFAASCBKkwggSlAgEAAoIBAQDuTF+m4YiAIBc8|4oSvxWllFjLULYFH7aTVdbt5/P0tJVobAeXTF4JOzc9OlYQVOZXNiYJK56fJ+dcc|eRV6uLJ1s+6WOSckC1/ojwiRrWS+Tsc8DpBxqcARVmlgG6RI4YWbHnmNE4PLc3aq|L96nrN3q8BLn45HzSAtMw5ux5dZQ/X0jAkIOatf7QvWpF4GjdUPMfbDmJ9frXe/E|2/57J6cNF04c8gQhqxEQdZVB2XIEade5Hn4r0AfIYIh5i7kXKXlNulsLHy+4SdpZ|vA8fsh1gRZdWCw5sMlQ5qFy9WB2nknnFBfWULYvNcSs8ghFOkM2/xnu2xuWdKfnQ|zOOMfOHjAgMBAAECggEATvcF91HjHroDmUxitbBQJYw+marenUw1g/q4fksERnKL|Mknls5aluqFeoebP1wy3BF4dy96J7lcZHjlNkdYkZPaUCDm2K66NQI4tQ8DWkm2e|fdtBqDidCeG9l3hxbyk0Udu+Ya5mzQNc/jZQrPWOsCyPx0HU+m4UOILVVBUaeMlz|fZQV9gXKgiteVN4ZKtbd+Z7zJNq423QNOni308VcKjqK5D8/6tCOzN8B+Os8mZ35|03YHt93G62hT1MIuEut7chrbtmexeR4tw/KxRxHI/kAKghTf5d2BYqKL6Sbwe0IB|gXTp0HKgGkDGqcCMao5eDUy1Ei6JTQJTwr+3yFgm6QKBgQD3ocTCI6rVW21EJ/3a|HBxYTtB+a7WMmZKpA9CLVRE97E5eaGBJmCACa1TtwQk8qMkvGqpIrrGTXmxmLSNz|4jiEV2b1zO+l3zec87hx1hd/+eT93wnNndPFG/d5TYAOCFZSH+0V3ywfowYKKR+/|qxj1uD1Ky2yX4AnWWw4avamxvwKBgQD2WdyMfla2rLt1jDkXtDxTCvHgeLQTHLzB|36Kdl3NWElwesd4+HTq9AhEAbsZ0IXh32MthC+/A0k9VvYNWaoXe0UK9vn5Io5HS|nw0EwOveaQqAtWfzUJw4GGYiYGdKH5/HLaH0DIO1dAAncmGM+mU5M6xKmEyTpZ/p|TxAsnb2Q3QKBgQD3PDPOAP5W9mkpWyQ/10EVidrv3WntbobW6FAWTGBiisPTzjIU|SCXtRGwO1GP8hCgZN248Eu6ITAW+HeL/mCUFPJ43Wt0JpstHkK3eOfpMc5sFPOH0|wFbmvP1fxtjLKdfFNsrmw2KyU3l8O4LPQmwxKDlJq8BIAg7QTSjP2fzK0QKBgQCi|qk9xDXMgiAn34jFIr6AtjUqNV+Y/wHf65DoyKPDlYpYlRnljNlW0vAqR6JNt1zP+|ns4cNI+JGNV93fc9NnVS3YZeV8x3FlqRYqhr/R9B6sYemqobBZ1BhQrbpCBP13Xf|RQhtZ14IkKIRaftz5Vq1XKNlVg8qZvCiU6xwaW/kmQKBgQDAO1T242rCOGbhdlPz|eiGJExSdRJ3Zimej6RTiZWf+NxWE4VepG2SZNBQ4gaVegjnJGqY538ulT+pqPanb|drwKoibh1l7d4Xh4ndCDD0PYlX4uY4QIBU0uG5/n8ZAYWEKXmCUxYyWP3dBJKyZU|7Ugd+ZpJ4fuMlVTcsX+x1Or4QQ==|-----END PRIVATE KEY-----|",
+    "crt_client_ta": "-----BEGIN OpenVPN Static key V1-----|c0988de3f54217855679aabc19c7c3fa|e1d96d56eca9a92e267cf5cea1359921|8b94f7972b49c0aa42b8736ce26dbcc8|69acbb8d877be06d6941ac4bd58b04c2|b7484b506575c3d512344c162ab4896f|81e6bd47d3bc3d4049d5e630b8e9405c|ee3767b685118881d58f0d6c53074608|dd3f8c178add12d2192bbc46617bed51|45af5c622f88f4e2a91901bed4ecdd36|fc1a7f3365680c66cec4ff30edd6a1df|b83fcf704ea937e42393a7594c08ea4d|a5526f7711e551dd754b4fc28b43d20e|dcdaaa7f05091f880106c64d706309ab|6d8b345b8e89dd0084e1918290f801a8|dbdec0a01002371994dbe9d18ae9330c|a676d52f58cac3cca66bb7693a111c85|-----END OpenVPN Static key V1-----|",
+    "login_user": "",
+    "login_passphrase": "",
+    "dns0": "79.143.250.1",
+    "dns1": "80.67.169.40",
+    "openvpn_rm": [
+      "tun-ipv6",
+      "pull",
+      "nobind",
+      "comp-lzo adaptive",
+      "ns-cert-type server",
+      "route-ipv6 2000::/3",
+      "redirect-gateway def1 bypass-dhcp",
+      "tls-client"
+    ],
+    "openvpn_add": [
+      "client",
+      "dev tun",
+      "compress lzo"
+    ]
+  },
+  "hotspot": {
+    "wifi_ssid": "Test Reseau 5G Covid Linky v2",
+    "wifi_passphrase": "gV-vJhNZjQox4IuvT1Nu",
+    "ip6_net": "",
+    "ip6_dns0": "2001:913::8",
+    "ip6_dns1": "2001:910:800::40",
+    "ip4_dns0": "80.67.188.188",
+    "ip4_dns1": "80.67.169.12",
+    "ip4_nat_prefix": "10.0.242",
+    "firmware_nonfree": "no"
+  },
+  "yunohost": {
+    "domain": "testlime2.local",
+    "password": "#pvZdnmM5QYAhMVik2",
+    "user": "hugo",
+    "user_firstname": "Hugo",
+    "user_lastname": "Hugo",
+    "user_password": "#pvZdnmM5QYAhMVik2"
+  },
+  "unix": {
+    "root_password": "#pvZdnmM5QYAhMVik2",
+    "lang": "fr"
+  }
+}
\ No newline at end of file
diff --git a/switch_root.sh b/switch_root.sh
index 286f1cd..41d7beb 100755
--- a/switch_root.sh
+++ b/switch_root.sh
@@ -17,4 +17,5 @@ sudo swapoff -a
 sudo mkdir -p /sysroot
 sudo mount --rbind /tmp/sys /sysroot
 sudo touch /etc/initrd-release
-
+# it will stop all other services (isolate) and call systemctl switch-root /sysroot
+sudo systemctl --no-block isolate initrd-switch-root