win instal karne ke bad purane program nahi chal rahe

[student0]

asslam o alekum
meri windows cruppt ho gae thi wo c: drive par thi
me ne new window instal ke c drive per
mere pass drive d par bhut se program hen
magar kuch kam nahin karte llike real player, msoffice.
ye error ata he
application must installed to run.
kiya is ka koi hal he ya done dobara instal karne honge.

[student0]

abhi meri drive c par almost 150 mb free he
me jab system restore ka option try karta hoon to
mujhe low disk space keh kar suspend kardata ha
is ke liye kya karoon

[student0]

3.meri hdd 20 gb ki he (4 partition of 4.9gb )
in me se 4th partition ghalti se window install karte waqat disable ho gaya tha.
ab mere pass enable 3 partition of 4.9gb ke my computer me show he
kya me active window use karte hoe apne drive ki partition zyada kar sakta hoon
4.mujhe brief karen
fregment kya he kese hoti he is ki caution kya hen
defregment kese hoti he.

me apne experts se mafi mangta hoon because me ne bohat se question ak sath kar liye hain.
sorry all member for wasting time

[Derwaish]

WSLM::
brother aap screen shot dey saktey hain ager ho sakey tu..

or kaya aap ke d drive main srif yeh do programs hi nahi chaal rahey yah sarey k saree..

yeh steps follow kareey ho jaye ga

[Derwaish]

check this link
Fragmentation and Defragmentation

link