Bonjour,
Encore merci pour le suivi
voilà le résultat de la commande mount -o rw,remount /
cepheus:/ # mount -o rw,remount /
'/dev/root' is read-only
et celui de cat /proc/mounts
cepheus:/ # mount -o rw,remount /
'/dev/root' is read-only
cepheus:/ # cat /proc/mounts
/dev/root / ext4 ro,seclabel,relatime 0 0
tmpfs /dev tmpfs rw,seclabel,nosuid,relatime,size=2780524k,nr_inodes=695131,mode=755 0 0
devpts /dev/pts devpts rw,seclabel,relatime,mode=600,ptmxmode=000 0 0
proc /proc proc rw,relatime,gid=3009,hidepid=2 0 0
sysfs /sys sysfs rw,seclabel,relatime 0 0
selinuxfs /sys/fs/selinux selinuxfs rw,relatime 0 0
tmpfs /mnt tmpfs rw,seclabel,nosuid,nodev,noexec,relatime,size=2780524k,nr_inodes=695131,mode=755,gid=1000 0 0
tmpfs /apex tmpfs rw,seclabel,nosuid,nodev,noexec,relatime,size=2780524k,nr_inodes=695131,mode=755 0 0
/dev/block/platform/soc/1d84000.ufshc/by-name/vendor /vendor ext4 ro,seclabel,relatime,discard 0 0
none /dev/blkio cgroup rw,nosuid,nodev,noexec,relatime,blkio 0 0
none /dev/cg2_bpf cgroup2 rw,nosuid,nodev,noexec,relatime 0 0
none /dev/cpuctl cgroup rw,nosuid,nodev,noexec,relatime,cpu 0 0
none /acct cgroup rw,nosuid,nodev,noexec,relatime,cpuacct 0 0
none /dev/cpuset cgroup rw,nosuid,nodev,noexec,relatime,cpuset,noprefix,release_agent=/sbin/cpuset_release_agent 0 0
none /dev/memcg cgroup rw,nosuid,nodev,noexec,relatime,memory 0 0
none /dev/stune cgroup rw,nosuid,nodev,noexec,relatime,schedtune 0 0
debugfs /sys/kernel/debug debugfs rw,seclabel,relatime 0 0
none /config configfs rw,nosuid,nodev,noexec,relatime 0 0
bpf /sys/fs/bpf bpf rw,nosuid,nodev,noexec,relatime 0 0
tracefs /sys/kernel/debug/tracing tracefs rw,seclabel,relatime 0 0
/dev/block/bootdevice/by-name/modem /vendor/firmware_mnt vfat ro,context=u:object_r:firmware_file:s0,relatime,gid=1000,fmask=0337,dmask=0227,codepage=437,iocharset=iso8859-1,shortname=lower,errors=remount-ro 0 0
/dev/block/bootdevice/by-name/dsp /vendor/dsp ext4 ro,seclabel,nosuid,nodev,relatime,data=ordered 0 0
/dev/block/bootdevice/by-name/persist /mnt/vendor/persist ext4 rw,seclabel,nosuid,nodev,noatime,data=ordered 0 0
/dev/block/bootdevice/by-name/bluetooth /vendor/bt_firmware vfat ro,context=u:object_r:bt_firmware_file:s0,relatime,uid=1002,gid=3002,fmask=0337,dmask=0227,codepage=437,iocharset=iso8859-1,shortname=lower,errors=remount-ro 0 0
/dev/block/bootdevice/by-name/cache /cache ext4 rw,seclabel,nosuid,nodev,noatime,data=ordered 0 0
tmpfs /storage tmpfs rw,seclabel,nosuid,nodev,noexec,relatime,size=2780524k,nr_inodes=695131,mode=755,gid=1000 0 0
/dev/block/bootdevice/by-name/userdata /data ext4 rw,seclabel,nosuid,nodev,noatime,noauto_da_alloc,data=ordered 0 0
/dev/block/loop2 /apex/com.android.media.swcodec@290000000 ext4 ro,dirsync,seclabel,nodev,noatime 0 0
/dev/block/loop2 /apex/com.android.media.swcodec ext4 ro,dirsync,seclabel,nodev,noatime 0 0
/dev/block/loop3 /apex/com.android.tzdata@290000000 ext4 ro,dirsync,seclabel,nodev,noatime 0 0
/dev/block/loop3 /apex/com.android.tzdata ext4 ro,dirsync,seclabel,nodev,noatime 0 0
/dev/block/loop4 /apex/com.android.resolv@290000000 ext4 ro,dirsync,seclabel,nodev,noatime 0 0
/dev/block/loop4 /apex/com.android.resolv ext4 ro,dirsync,seclabel,nodev,noatime 0 0
/dev/block/loop5 /apex/com.android.apex.cts.shim@1 ext4 ro,dirsync,seclabel,nodev,noatime 0 0
/dev/block/loop5 /apex/com.android.apex.cts.shim ext4 ro,dirsync,seclabel,nodev,noatime 0 0
/dev/block/loop6 /apex/com.android.conscrypt@299900000 ext4 ro,dirsync,seclabel,nodev,noatime 0 0
/dev/block/loop6 /apex/com.android.conscrypt ext4 ro,dirsync,seclabel,nodev,noatime 0 0
/dev/block/loop7 /apex/com.android.media@290000000 ext4 ro,dirsync,seclabel,nodev,noatime 0 0
/dev/block/loop7 /apex/com.android.media ext4 ro,dirsync,seclabel,nodev,noatime 0 0
/dev/block/loop8 /apex/com.android.runtime@1 ext4 ro,dirsync,seclabel,nodev,noatime 0 0
/dev/block/loop8 /apex/com.android.runtime ext4 ro,dirsync,seclabel,nodev,noatime 0 0
adb /dev/usb-ffs/adb functionfs rw,relatime 0 0
tmpfs /system/product/app/GeometricWeather tmpfs rw,seclabel,nosuid,nodev,noexec,relatime,size=2780524k,nr_inodes=695131,mode=755,gid=1000 0 0
tmpfs /system/product/app/MagicEarth tmpfs rw,seclabel,nosuid,nodev,noexec,relatime,size=2780524k,nr_inodes=695131,mode=755,gid=1000 0 0
tmpfs /system/product/app/PdfViewerPlus tmpfs rw,seclabel,nosuid,nodev,noexec,relatime,size=2780524k,nr_inodes=695131,mode=755,gid=1000 0 0
tmpfs /system/product/app/IodeBrowser tmpfs rw,seclabel,nosuid,nodev,noexec,relatime,size=2780524k,nr_inodes=695131,mode=755,gid=1000 0 0
tmpfs /system/product/app/Carnet tmpfs rw,seclabel,nosuid,nodev,noexec,relatime,size=2780524k,nr_inodes=695131,mode=755,gid=1000 0 0
tmpfs /system/product/priv-app/Eleven tmpfs rw,seclabel,nosuid,nodev,noexec,relatime,size=2780524k,nr_inodes=695131,mode=755,gid=1000 0 0
tmpfs /system/product/app/Recorder tmpfs rw,seclabel,nosuid,nodev,noexec,relatime,size=2780524k,nr_inodes=695131,mode=755,gid=1000 0 0
tmpfs /system/product/app/PEP tmpfs rw,seclabel,nosuid,nodev,noexec,relatime,size=2780524k,nr_inodes=695131,mode=755,gid=1000 0 0
/data/media /mnt/runtime/default/emulated sdcardfs rw,nosuid,nodev,noexec,noatime,fsuid=1023,fsgid=1023,gid=1015,multiuser,mask=6,derive_gid,default_normal 0 0
/data/media /storage/emulated sdcardfs rw,nosuid,nodev,noexec,noatime,fsuid=1023,fsgid=1023,gid=1015,multiuser,mask=6,derive_gid,default_normal 0 0
/data/media /mnt/runtime/read/emulated sdcardfs rw,nosuid,nodev,noexec,noatime,fsuid=1023,fsgid=1023,gid=9997,multiuser,mask=23,derive_gid,default_normal 0 0
/data/media /mnt/runtime/write/emulated sdcardfs rw,nosuid,nodev,noexec,noatime,fsuid=1023,fsgid=1023,gid=9997,multiuser,mask=7,derive_gid,default_normal 0 0
/data/media /mnt/runtime/full/emulated sdcardfs rw,nosuid,nodev,noexec,noatime,fsuid=1023,fsgid=1023,gid=9997,multiuser,mask=7,derive_gid,default_normal 0 0
Encore merci