Pendrive write speed gone to 500kbsec while read speed is almost untouched
( while I copy date from Pendrive to SSD/HDD/Nvme it gives 30-40 mb/sec speed which is normal


Pendrive -- Samsung - Duo Plus 128GB USB 3.1, USB-C Flash Drive - GrayOS Windows 10 64bit 20H2 updated
CPU-i7-4770k
Mobo- Asus Z87 Deluxe

tried -- 1--Formating , deleting partition via windows disk managment and via rufus too
2--converting from MBR to GPT and invert too
3--Crystal disk info stuck with avg slow speed less than 1 mb
4--tried test on other computer and Pc stick too

this is my pendrive using over a long time since its release


while copying Window ISO file

while copying random files