Give LW time to settle.

Also see about optimising LW & maximising upld & dwnld success: LINK A (1st post only) & also LINK B & I suppose some search & dwnld hints

Try not to force resume too many files b/c it'll have a chaotic effect upon you r connetion quality & cause your files to be queued for ages & ages.

Oh & sharing files helps! Preferably a reasonable no. & popular ones. People uplding helps you to connect & connect to more peers for higher searching & dwnlding efficiency.